Question 1

Is rapid penetrating agent, Fast T-40 harmful to the human body? Does it have an impact on the environment?

Accepted Answer

Rapid penetrating agent st T-40 is a low-toxicity chemical, but it has clear irritant effects on human skin and eyes. Its overall impact on the environment is relatively small, but direct discharge without dilution must be prevented. Detailed Explanation Rapid penetrating agent st T-40 (Dioctyl sodium sulfosuccinate, CAS No.: 577-11-7) is not classified as a highly toxic or extremely toxic substance under normal industrial use conditions, but it has clear local irritant effects on the human body. According to product safety classification, this product is classified as Skin Irritant Category 2 and Eye Irritant Category 2, meaning direct contact may cause adverse reactions such as skin redness, swelling, and itching, while splashing into the eyes can lead to severe irritation and injury. Therefore, operators must wear qualified protective gloves, goggles, and appropriate body protective equipment, and use it in a well-ventilated environment. In terms of inhalation, under normal temperature operation, the vapor release is limited, so no special respiratory protection is needed for routine operations. However, if the working environment is poorly ventilated or produces a large number of droplets, it is recommended to wear a combined organic vapor/particulate respirator. The product itself is not flammable, but if the formulation contains flammable solvents such as alcohols, their vapors may form combustible mixtures with air, requiring distance from ignition sources. In terms of environmental impact, st T-40 has low toxicity to aquatic organisms and is considered readily biodegradable, meaning it will not persist in the environment for a long time. However, for environmental responsibility, large-scale discharge without treatment is strictly prohibited into water bodies, soil, or drainage systems. During use, enterprises should be equipped with spill emergency treatment cilities, use inert absorbent materials to collect spills, and dispose of them as hazardous waste in compliance with regulations. Safety Information Summary ItemDetails Skin IrritationCategory 2 — H315: Causes skin irritation Eye IrritationCategory 2 — H319: Causes serious eye irritation Combustion CharacteristicsThe product itself is not flammable, but vapors from alcohol-containing solvents may form flammable mixtures Aquatic ToxicityLow toxicity BiodegradabilityReadily biodegradable Storage TemperatureRecommended 5°C to 40°C Safe Operation Recommendations Personal Protection: Before operation, wear protective gloves resistant to chemical permeation, such as nitrile rubber, and splash-proof chemical safety goggles. If splashing may occur during work, it is recommended to additionally wear a ce shield and protective clothing. After operation, thoroughly wash hands, and contaminated clothing must be washed before reuse. First Aid Measures: In case of skin contact, immediately wash with plenty of soap and water; in case of eye contact, rinse with running water for at least 15 minutes and remove contact lenses if present; if irritation persists, seek medical attention immediately. If accidentally swallowed, do not induce vomiting; if conscious, rinse mouth with water and seek medical attention immediately. Environmental Management: Production or use units should ensure that workshops are equipped with spill emergency treatment cilities; in case of spill, use sand, vermiculite, or general chemical absorbents to contain and absorb, collect as hazardous waste for compliant disposal, and strictly avoid washing into sewers or drains. Precautions This product is not a highly toxic substance, but it has clear irritant effects, so it should not be taken lightly. Do not store together with strong oxidizing agents to avoid dangerous reactions. Although the biodegradability is good, local environmental regulations must be followed to control discharge.

Question 2

What to do if problems occur during use of Quick Penetrating Agent, Quick T-40? How to obtain technical support?

Accepted Answer

If you encounter problems with Quick T-40, first conduct a preliminary investigation based on the symptoms, then contact the Guoli Chemical technical team for professional support. Problem Troubleshooting Steps When the Quick Penetrating Agent Quick T-40 exhibits abnormalities during use, we recommend following these steps for systematic troubleshooting: Step 1: Check product appearance. Under normal conditions, Quick T-40 should be a colorless to slightly yellow transparent viscous liquid. If turbidity, stratification, or precipitation occurs, check whether the storage temperature is below 5°C or above 40°C. Low temperatures may cause the material to thicken or precipitate; returning to room temperature (20-25°C) and stirring evenly usually restores normalcy. If abnormalities persist, the product may be contaminated or expired. Step 2: Review usage conditions. This product is an anionic sodium dioctyl sulfosuccinate with good stability in acid, alkali, and hard water systems. If the penetrating effect is not as expected, check in order: whether the pH of the working solution is within the recommended process range; whether water hardness is too high (add an appropriate amount of chelating dispersant to improve); whether the addition amount of Quick T-40 is sufficient (general recommended dosage is 0.1%-0.5% relative to total working solution, adjust according to substrate density and process requirements). Step 3: Check compatibility. Although Quick T-40 is compatible with anionic, nonionic, and most cationic systems, it may undergo electrostatic neutralization and reduced effectiveness when used in the same bath with certain strong cationic auxiliaries or high-concentration electrolytes. It is recommended to conduct small-sample compatibility tests. Common Typical Problems and Solutions Abnormal PhenomenonPossible CauseSolution Suggestion Insufficient penetrating/wetting effectLow addition amount; inappropriate liquor ratio; excessive water hardness; low working solution temperatureIncrease dosage to 0.3%-0.5%; add chelating dispersant; raise temperature to 40-60°C for use Product appearance turbid or stratifiedLow-temperature storage; contamination by impurities or water; product beyond shelf lifeReturn to room temperature and stir; check container sealing; replace with new batch Excessive foam in working solution (abnormal)Combined use with other high-foaming auxiliaries; excessive mechanical shear force introducing airSeparate and test each additive one by one; adjust addition method to reduce impact Uneven dyeing or color spotsInsufficient penetration; improper addition order of dye and penetrantAdd penetrant first, run for 5-10 minutes before adding dye; increase pretreatment temperature Channels and Preparation for Obtaining Technical Support If the problem remains unresolved after the above troubleshooting, we recommend directly contacting the Technical Department of Hai'an County Guoli Chemical Co., Ltd. for professional support. To improve communication efficiency, please prepare the following information in advance: Product batch number: Production batch information on the packaging drum label, to cilitate traceability of raw materials and production records Problem description: Detailed abnormal phenomena, frequency of occurrence, and first occurrence time Process conditions: Working solution formula composition, pH, temperature, water hardness, usage concentration, and process flow Product sample photos: If there is appearance abnormality, provide clear photos or videos You can submit technical support requests through the customer service phone, corporate email, or online customer service channels published on the Guoli Chemical official website. For urgent application issues, it is recommended to contact by phone directly so that technical personnel can respond quickly and provide targeted solutions. Guoli Chemical has a comprehensive applied technical service team that can assist customers with sample testing, process optimization, and formula adjustment. Safety Precautions During the problem-handling process, be sure to note the irritant risk of this product — it is classified as Skin Irritation (Category 2) and Eye Irritation (Category 2), which may cause H315 Skin Irritation and H319 Serious Eye Irritation. All on-site sampling, observation, or adjustment operations must be carried out wearing nitrile rubber protective gloves and chemical safety goggles, in a well-ventilated area. In case of accidental contact, immediately rinse skin with plenty of water and soap, or hold eyelids open and rinse with running water for at least 15 minutes. If irritation persists, seek medical attention immediately.

Question 3

How to purchase Rapid Penetrant Fast T-40? What is the minimum order quantity?

Accepted Answer

To purchase Rapid Penetrant st T-40, you need to directly contact the sales team of Hai'an Guoli Chemical Co., Ltd. The minimum order quantity has not been announced yet. It is recommended to confirm with the sales team. Detailed Explanation Rapid Penetrant st T-40 (Dioctyl sodium sulfosuccinate, CAS No.: 577-11-7) is one of the core products of Guoli Chemical. It is currently not available for direct retail through online stores. All purchases must be handled through official sales channels. You can contact the sales department via Guoli Chemical's official website, corporate email, or phone to obtain the latest quotation, request samples, or sign a purchase contract. Regarding the Minimum Order Quantity (MOQ): The database does not list the minimum order quantity standard for this product. In industrial trade, the minimum order quantity is usually related to packaging specifications. The product offers three standard packaging options: 50kg plastic drum, 200kg plastic drum, and IBC tote. The specific minimum order quantity must be confirmed with the sales team; it may be based on single drum or full tonnage. Procurement Information Summary ItemDetails Product NameRapid Penetrant st T-40 Product TypeAnionic surctant CAS Number577-11-7 Available Packaging50kg plastic drum / 200kg plastic drum / IBC tote Price ExplanationContact the sales team for the latest quotation (priced per ton, settled in RMB) Minimum Order QuantityNo clear data available, please consult sales for confirmation Procurement Suggestions It is recommended to prepare the following information before contacting sales for efficient communication: Estimated Usage: Monthly usage or single purchase quantity helps sales recommend suitable packaging specifications and pricing. Application Direction: Such as textile printing and dyeing, pesticide formulation, industrial cleaning, etc., so sales can provide targeted technical advice. Sample Requirement: For first-time cooperation, you can usually request a small sample for performance verification. Precautions The market price of this product is affected by fluctuations in raw material prices; quotations are time-sensitive. Please refer to the latest written quotation from the sales team. As a chemical product, transportation must comply with relevant regulatory requirements. The sales team will assist in arranging compliant logistics. This product is classified as Skin Irritant (Category 2) and Eye Irritant (Category 2). Please strictly follow safety instructions for storage and use upon receipt.

Question 4

Does the quick penetrant, Quick T-40, meet environmental requirements? Can a test report be provided?

Accepted Answer

Quick T-40, a quick penetrant, has good environmental characteristics. It is a product with low aquatic toxicity and can be rapidly biodegraded. However, currently there is no separate environmental test report available for download in the Guoli Chemical database. Detailed Description According to the Ecological Information in the Guoli Chemical product database, Quick T-40 (Sodium Dioctyl Sulfosuccinate, CAS: 577-11-7) performs well in terms of environmental protection. This product has low toxicity to aquatic organisms and is considered to have rapid biodegradability, meaning it can decompose quickly in the natural environment and will not accumulate long-term causing persistent pollution. From a chemical structure perspective, anionic sulfosuccinate surctants generally have good environmental compatibility. Quick T-40 meets the basic requirements of mainstream international environmental regulations for biodegradable surctants. In practical applications of the product, Guoli Chemical explicitly requires that large-scale discharge into water bodies or the environment without treatment is strictly prohibited. Spills should be collected using inert absorbent materials and disposed of as hazardous waste in compliance with regulations. Rinse water should also be properly collected and treated. This is out of environmental responsibility considerations, not because the product itself has high ecological toxicity. Overall, Quick T-40 is an environmentally friendly industrial auxiliary agent, in line with the current trend of green chemistry. Regarding test reports, currently the Guoli Chemical product database and this query system do not include specific third-party environmental test reports or certification documents (such as REACH, RoHS, etc.) for this product. If a formal test report is required, it is recommended to directly contact the Guoli Chemical technical support department or sales manager to obtain the latest SDS (Safety Data Sheet), product test report (COA), and relevant environmental compliance certification documents. Technical Parameters Environmental Related IndicatorsDataSource Aquatic ToxicityLowGuoli Chemical Product Database - Ecological Information BiodegradabilityRapidly biodegradableGuoli Chemical Product Database - Ecological Information Chemical StabilityResistant to acid, alkali, and hard waterGuoli Chemical Product Database Active Content≥40%Guoli Chemical Product Database pH value (1% aqueous solution)5.0~7.0Guoli Chemical Product Database Application Suggestions For users concerned about environmental compliance (such as export-oriented enterprises, green certified ctories), the low aquatic toxicity and rapid biodegradability of Quick T-40 make it suitable for the development of environmentally friendly textile auxiliary formulations, green pesticide preparations, and degradable cleaning agents. It is recommended to confirm the overall environmental certification requirements of the end product during the formulation design stage, and apply to Guoli Chemical for the corresponding batch's environmental test report to complete the filing documentation. Precautions When purchasing, explicitly request that the shipment includes the Certificate of Analysis (COA) for that batch and the latest SDS. If the product is used for export or needs to pass specific environmental certifications (such as OEKO-TEX®, GOTS, REACH, etc.), it is recommended to communicate with the Guoli Chemical technical team in advance to confirm the product's regulatory compliance status. Environmental characteristic data is based on normal product use conditions. Actual discharge must still comply with local environmental regulations, and direct discharge into the environment without treatment is strictly prohibited.

Question 5

What are the advantages of Rapid Penetrant, Quick T-40, compared to similar products?

Accepted Answer

Guoli Chemical's Quick T-40 demonstrates clear differentiated advantages in four dimensions: penetration rate, chemical stability, compatibility versatility, and overall cost-performance ratio. It is a versatile rapid penetrant that balances high performance and high adaptability. Detailed Explanation Compared to similar products on the market, the Rapid Penetrant Quick T-40 first stands out with its extreme penetration rate. According to actual measurements from Guoli Chemical's product database, the penetrating power of Quick T-40 can reach ≤5 seconds (canvas sinking method), which is a leading level among penetrants with conventional active content (40%). This is paired with a low surce tension characteristic of ≤30 mN/m and a low critical micelle concentration (CMC) of ~0.1~0.4 g/L, meaning that deep and rapid wetting of fibers and substrates can be achieved at very low addition levels, significantly shortening the wetting time in pretreatment and dyeing processes, directly translating into improved production efficiency. Secondly, Quick T-40 exhibits "three resistance" chemical stability advantages — resistance to acid, alkali, and hard water. Unlike some nonionic penetrants on the market (such as isooctanol polyoxyethylene ether types), which are prone to cloud point precipitation and decreased penetrating power under strong alkaline conditions, Quick T-40, as an anionic product of sodium diisooctyl sulfosuccinate, maintains stable penetrating activity in acid, alkali, and high-hardness water systems without precipitation, ilure, or stratification. This characteristic makes it irreplaceably reliable in extreme pH working conditions such as textile mercerizing and leather liming degreasing. While some homologous high-concentration products (such as T-70/T-75 series) have higher activity, their final application effect after dilution is not significantly different from T-40; in ct, T-40 is more popular in on-site applications due to its lower viscosity and easier handling. Additionally, Quick T-40's low foaming property and broad ionic compatibility also constitute important advantages. Its low foam generation during application reduces the amount of defoamer needed, making it particularly suitable for continuous spraying, overflow dyeing, and other industrial operation scenarios. In terms of compatibility, Quick T-40 is not only perfectly compatible with anionic and nonionic systems but can also be used with most cationic systems. This broad-spectrum adaptability is uncommon among similar anionic penetrants, giving formulators greater design freedom when developing multifunctional composite working fluids. Moreover, the product has low toxicity to aquatic organisms and is rapidly biodegradable, meeting increasingly stringent environmental regulations, further enhancing its sustainable application value. Technical Parameters Parameter Item Quick T-40 Indicator Common Level of Similar Products in Industry Advantage Description Active Content ≥40% 30%~75% varying Best balance between economy and performance, suitable for conventional industrial dosage Penetrating Power (Canvas Sinking Method) ≤5 seconds Usually 5~15 seconds Reaches or even exceeds penetration rate of some high-concentration products Surce Tension (25°C) ≤30 mN/m Generally 30~35 mN/m Better wetting and spreading ability Critical Micelle Concentration (CMC) ~0.1~0.4 g/L 0.3~1.0 g/L (conventional anionic type) Lower dosage can achieve wetting efficiency threshold HLB Value 12.4 — Balances hydrophilicity and penetrating ability, wide application range Chemical Stability Resistant to acid, alkali, and hard water Nonionic types prone to cloud point precipitation under strong alkaline high temperature Performance does not degrade under extreme conditions Foaming Characteristic Low foam Some products have medium to high foam Reduces defoamer cost, suitable for continuous operations

Question 6

How to store Quick Penetrant, Fast T-40? What is the shelf life?

Accepted Answer

Quick Penetrant st T-40 should be stored sealed in a cool, dry, and well-ventilated environment at 5°C to 40°C, away from fire sources and strong oxidizing agents. The specific shelf life data is not clearly marked in the product database; it is recommended to refer to the product's COA or packaging label. Detailed Explanation The storage conditions of Quick Penetrant st T-40 directly affect its penetration performance and service life. According to the product safety data sheet, this product requires keeping the container tightly closed, stored in a cool, dry, well-ventilated dedicated warehouse or area. The storage temperature is recommended to be strictly controlled between 5°C and 40°C, avoiding extreme temperature fluctuations and direct sunlight, as excessively high or low temperatures may cause product stratification, turbidity, or degradation of active ingredients. In terms of chemical compatibility, st T-40 should be kept away from strong oxidizing agents, strong acids, and strong bases and other incompatible substances. Although the product itself has good chemical stability, co-storage with the above substances may cause side reactions and affect product quality. In addition, the product may contain a small amount of alcohol solvent, whose vapor can form a flammable mixture with air. Therefore, the storage area must be away from heat sources, sparks, open flames, and other ignition sources, and use corrosion-resistant and grounded containers and equipment to prevent static electricity accumulation. Regarding shelf life, the product database states "Under recommended storage conditions, the product can maintain its excellent performance within the specified shelf life," but does not clearly indicate the specific shelf life duration. Generally, sulfosuccinate dioctyl sodium surctants have a shelf life of 12 to 24 months under compliant storage conditions, but the exact data should be based on the Certificate of Analysis (COA) provided by Guoli Chemical or the information on the outer packaging label. It is recommended that users follow the first-in, first-out principle and regularly check the product appearance (should be a colorless to slightly yellow transparent viscous liquid). If obvious turbidity, stratification, or odor occurs, discontinue use. Summary of Storage Requirements Storage ElementSpecific Requirement Packaging MethodSealed drum, keep container tightly closed Temperature Range5°C to 40°C, avoid extreme fluctuations Environmental ConditionsCool, dry, well-ventilated, avoid direct sunlight Materials to AvoidStrong oxidizing agents, strong acids, strong bases, fire sources, heat sources Static ProtectionUse corrosion-resistant and grounded containers and equipment Spill ResponseStorage area should be equipped with spill response materials such as absorbents Application Recommendations Before use, it is recommended to bring the product to room temperature (20°C-25°C) and gently stir or shake to restore optimal fluidity. After opening and taking the material, immediately seal the container to minimize prolonged contact with air to prevent moisture absorption or contamination. For bulk purchases, consider repackaging to reduce the risk of quality changes from frequent opening of the main packaging. Precautions The specific shelf life should be based on the product packaging label or the COA (Certificate of Analysis) provided by Guoli Chemical, as the database does not explicitly list this data. Do not directly discharge undiluted product into water bodies. Discard containers and expired products in compliance with hazardous waste regulations. If the product freezes during storage, thaw it slowly at room temperature and stir evenly. Do not heat directly or use an open flame.

Question 7

What safety precautions should be taken when using the rapid penetrant, Fast T-40?

Accepted Answer

When using the rapid penetrant st T-40, it is essential to focus on preventing skin and eye irritation. Always wear protective gloves and goggles during operation, and use it in a well-ventilated environment. Detailed Explanation st T-40 (diisodecyl sulfosuccinate sodium salt) is an anionic surctant. According to its safety classification, it is classified as Skin Irritation Category 2 and Eye Irritation Category 2. This means direct contact may cause skin irritation (H315) and serious eye irritation (H319). Although the product itself is not classified as flammable, it is often formulated with alcohols and other solvents in practice, and its evaporated vapor may form combustible mixtures with air, requiring caution. In daily industrial operations, the low-foaming characteristic of st T-40 cilitates continuous processes, but its potential contact hazards should not be overlooked. Especially in applications such as textile printing and dyeing, pesticide formulations, and industrial cleaning, operators frequently come into contact with working solutions or undiluted liquids, making standardized personal protection a prerequisite for safety. Personal Protective Equipment Requirements Protected AreaSpecific Requirements Hand ProtectionWear certified chemical permeation-resistant protective gloves (e.g., nitrile rubber gloves), regularly inspect glove condition, and replace immediately if damaged Eye/ce ProtectionWear splash-proof chemical safety goggles; in operations where splashing may occur, it is recommended to also wear a ce shield Respiratory ProtectionNo special protection is generally required; if ventilation is inadequate or substantial mist is generated, wear a combined respirator for organic vapors and particulates Body ProtectionWear appropriate protective clothing to avoid direct skin contact Key Safety Operation Points Operating Procedures: The workplace should be equipped with sufficient local exhaust or general ventilation systems to ensure airborne concentrations remain below occupational exposure limits. After operation, before meals, before smoking, and after using the restroom, always thoroughly wash exposed skin with soap and water. Eating, drinking, and smoking are prohibited in the work area. Contaminated clothing must be stored separately and washed before reuse. Storage Requirements: Containers must be kept tightly closed and stored in a cool, dry, well-ventilated dedicated warehouse, with a recommended temperature range between 5°C and 40°C, avoiding extreme temperature fluctuations and direct sunlight. Keep away from heat sources, sparks, open flames, and other ignition sources. Avoid storing together with incompatible substances such as strong oxidizers, strong acids, or strong bases. Use well-grounded containers and equipment to prevent static buildup. Emergency Response Measures Emergency SituationResponse Measures Skin ContactImmediately remove contaminated clothing and rinse skin thoroughly with plenty of running water and soap for at least 15 minutes; if irritation persists, seek medical attention Eye ContactImmediately flush eyes with plenty of running water or saline solution, lifting upper and lower eyelids, for at least 15 minutes; seek immediate medical attention InhalationMove to fresh air immediately; administer oxygen if breathing is difficult; if breathing stops, perform artificial respiration and seek medical attention IngestionDo NOT induce vomiting (unless instructed by medical personnel); if conscious, rinse mouth; seek immediate medical attention LeakageIsolate the spill area, wear protective equipment; contain and absorb using inert absorbent materials (sand, vermiculite, etc.), collect in closed containers as hazardous waste; wash contaminated surces with plenty of water and properly collect the washing water FireUse alcohol-resistant foam, dry chemical, or carbon dioxide extinguishing agents; do NOT use direct water streams; firefighters must wear self-contained breathing apparatus Environmental and Ecological Considerations st T-40 has low toxicity to aquatic organisms and is readily biodegradable. Nevertheless, out of environmental responsibility, do not discharge large quantities untreated into water bodies, soil, or sewers. In case of large-scale environmental contamination, immediately notify the local environmental protection authority. Dispose of waste products and contaminated containers in compliance with hazardous waste regulations, and do not discard them randomly. Key Reminder The primary safety concerns when using st T-40 can be summarized as: Preventing contact (skin + eyes) is the top priority, inhalation prevention is secondary, and fire and static electricity prevention should not be overlooked. If the product is used in combination with other chemicals, the safety risks of all components in the formulation should be considered comprehensively, and an integrated protection plan should be developed accordingly.

Question 8

How to use rapid penetrant, Fast T-40? What is the recommended addition amount?

Accepted Answer

The usage method of rapid penetrant st T-40 varies by application area. It is generally added at 0.05% to 5% of the working liquid mass. The specific dosage should be determined through experiments based on process conditions and penetration requirements. Detailed Explanation Rapid penetrant st T-40 (dioctyl sulfosuccinate sodium salt) is a highly efficient anionic surctant. Its core advantage lies in extremely low surce tension and excellent rapid penetration capability. When used, it is typically added directly to the working liquid and stirred evenly, requiring no special dissolution equipment. Since the product itself is a colorless to light yellow transparent viscous liquid, it can quickly disperse in water at room temperature, making operation simple. In different industries, the addition method of st T-40 varies slightly: in textile printing and dyeing, it is generally added to pretreatment liquor, dye liquor, or finishing liquor; in pesticide formulations, as a wetting and spreading aid, it can be added during the formulation preparation stage; in industrial cleaning, papermaking, and leather processing, it is directly formulated into the working liquid. Its low-foam characteristic makes it particularly suitable for continuous industrial production, reducing defoamer usage and lowering overall costs. It should be noted that although st T-40 is compatible with anionic, nonionic, and most cationic systems, small-scale compatibility tests are still recommended before compounding to confirm no undesirable phenomena such as precipitation, stratification, or antagonistic effects. The product exhibits excellent stability in acidic, alkaline, and hard water systems, adapting to a wide range of process conditions. Reference Recommended Addition Amounts by Field (Note: The following are general industry reference data; actual usage should be optimized based on specific conditions.) Application Field Recommended Addition Amount Addition Method Textile Printing & Dyeing — Pretreatment (Desizing\/Scouring\/Bleaching) 0.1% ~ 0.5% (based on working liquid mass) Add directly to the pretreatment bath and stir evenly Textile Printing & Dyeing — Dyeing Process 0.5 ~ 2.0 g\/L Add to the dye liquor, circulate evenly, then introduce bric Textile Printing & Dyeing — Finishing 0.1% ~ 0.3% Compound with finishing agents Pesticide Formulations (Wettable Powder\/Water Dispersible Granule) 1% ~ 5% (based on total formulation mass) Add during blending or spray granulation stage Pesticide Formulations (Suspension Concentrate\/Soluble Concentrate) 0.5% ~ 3% Add during preparation stage and stir thoroughly Daily Chemical & Industrial Cleaners 0.5% ~ 3% Blend into cleaning formulation Papermaking — Sizing & Coating 0.05% ~ 0.3% (based on sizing agent or coating mass) Add to sizing agent\/coating and disperse evenly Leather Processing — Soaking\/Degreasing 0.2% ~ 1.0% (based on hide weight) Add to soaking or degreasing bath Application Recommendations Prioritize small-scale tests: When using for the first time or changing process conditions, it is recommended to conduct small-scale gradient tests to determine the optimal addition amount. Start from a lower concentration and gradually increase, observing changes in penetration speed and effect, to find the most economical and effective dosage. Temperature adaptability: st T-40 performs excellently under both normal and medium temperature conditions. If the process allows moderate heating (e.g., 40~60°C), the penetration rate can be further enhanced, but it is not necessary; normal temperature suffices for most scenarios. Compounding enhancement: st T-40 can be compounded with nonionic surctants (such as Peregal O series) or other anionic auxiliaries, often producing synergistic effects that improve overall wetting and penetration performance. It is recommended to optimize the compounding ratio through orthogonal experiments. Leverage low-foam advantage: In continuous, high-speed production lines (such as continuous dyeing machines, high-speed paper machines), its low-foam characteristic effectively reduces foam interference and decreases downtime for cleaning. Precautions Safety protection: The product is classified as skin irritant (Category 2) and eye irritant (Category 2). During operation, always wear nitrile rubber protective gloves and splash-proof chemical safety goggles to avoid direct skin and eye contact. Dilution operation: Use in a well-ventilated area to avoid inhaling any mist generated during operation. In case of skin contact, wash immediately with plenty of soap and water. If splashed into eyes, rinse with running water for at least 15 minutes and seek medical attention. Storage conditions: Keep container tightly closed. Store in a cool, dry, well-ventilated place at 5°C~40°C, away from strong oxidizers, direct sunlight, and drastic temperature fluctuations. Environmental protection: The product has low toxicity to aquatic organisms and is rapidly biodegradable, but undiluted product should still be prevented from directly entering water bodies or soil environments. Waste liquid should be disposed of in compliance with regulations. Risk of overdose: Excessive addition may cause unwanted foaming in the working liquid or increase rinsing burden, while also raising costs. It is recommended to use the minimum dosage that achieves the required effect as the economical usage amount.

Question 9

In which industries and processes are Quick Penetrating Agent, Fast T-40 mainly used?

Accepted Answer

The Quick Penetrating Agent st T-40 is a high-performance anionic penetrating auxiliary agent with cross-industry applicability, mainly covering the five major industries of textile printing and dyeing, pesticide formulations, daily chemical industrial cleaning, papermaking, and leather making, playing a key role in enhancing penetration and wetting efficiency in more than ten core processes. Detailed Description The Quick Penetrating Agent st T-40 (Sodium dioctyl sulfosuccinate, CAS No.: 577-11-7) relies on its extremely low surce tension and rapid spreading ability to achieve deep wetting of fibers, powders, substrates, and biological surces in a very short time. This product exhibits excellent tolerance and stability in acid, alkali, and hard water systems, while also possessing low foaming characteristics, making it suitable for continuous industrial operations. Its wide compatibility allows it to be compatible with anionic, non-ionic, and most cationic systems, offering very flexible formulation adaptability. In practical applications, st T-40 reduces the surce tension of the working fluid, significantly enhancing the speed and depth of chemical penetration into the target substrate, thereby shortening processing cycles, improving the utilization rate of active ingredients, and enhancing the uniformity and quality of the final product. The specific application processes are elaborated below by industry. Detailed Explanation of Five Major Industries and Core Processes Application Industry Core Process Steps Function and Effect Textile Printing and Dyeing Pretreatment (desizing, scouring, bleaching), dyeing, finishing Quickly reduces the surce tension of dye liquors and treatment liquids, promoting the penetration of dyes and auxiliaries into fibers, significantly enhancing dye uptake and leveling, shortening wetting time, especially suitable for rapid processing of high-density brics. Pesticide Formulations Wettable Powder (WP), Water Dispersible Granules (WDG), Suspension Concentrate (SC), Aqueous Solution (AS) Enhances the wetting and spreading ability of spray liquid on plant leaves and target organism surces, reducing droplet roll-off, thereby improving the effective utilization rate and control efficacy of pesticides. Daily Chemical and Industrial Cleaning General cleaning agents, heavy-duty cleaning agents, industrial parts cleaning Imparts rapid penetration and emulsification performance to cleaning agents, effectively stripping various surce oils, carbon deposits, and stubborn stains, enhancing cleaning efficiency at room temperature and low temperatures. Papermaking Industry Sizing, coating processing Improves the penetration depth and bonding uniformity of sizing and coating agents into the paper sheet, enhancing paper surce strength, smoothness, and printability, reducing linting and dusting. Leather Making Industry Soaking, degreasing, finishing Accelerates the penetration of water and chemicals into leather fibers, shortening soaking and re-wetting time, improving degreasing efficiency and coating adhesion, enhancing leather softness and uniformity. Application Recommendations When using st T-40, it is recommended to pre-dilute it before addition based on specific process requirements. In textile printing and dyeing pretreatment processes, the recommended dosage is generally 0.1%~0.5% of the working fluid (the exact dosage should be determined through trials based on bric type and process conditions). When used as a wetting agent in pesticide formulations, the typical addition amount is 1%~5% of the total formulation weight. In cleaning formulations, it can be combined with non-ionic surctants to achieve synergistic effects. Due to its broad compatibility, the product can be used in conjunction with most anionic, non-ionic surctants and auxiliaries. If it needs to be compounded with cationic systems, it is recommended to first conduct a small-scale compatibility test to confirm no precipitation or antagonism before bulk application. Precautions Safety Protection: This product is classified as causing skin irritation (Category 2) and eye irritation (Category 2). Protective gloves and goggles must be worn during operation to avoid direct contact with skin and eyes. Storage Conditions: Recommended storage temperature is between 5°C and 40°C, avoiding direct sunlight and extreme temperature fluctuations. Keep containers tightly closed and away from strong oxidizers. Environmental Responsibility: The product is low in toxicity to aquatic organisms and rapidly biodegradable, but direct discharge of undiluted product into water bodies should still be prevented. Spills should be collected with inert absorbent materials and disposed of in compliance with regulations. Low Foam Characteristics: Under most application conditions, foam volume is low, reducing the need for defoamers. However, in high-shear or specific formulation systems, it is recommended to verify foam control effectiveness under actual working conditions.

Question 10

What are the physicochemical technical parameters of the rapid penetrant, Fast T-40?

Accepted Answer

The rapid penetrant st T-40 is a high-performance anionic surctant, whose core physicochemical parameters cover multiple key indicators such as penetrating power, surce tension, HLB value, pH value, and chemical stability. Data sourced from the Guoli Chemical product database. Detailed Description The rapid penetrant st T-40 has the chemical name sodium di(2-ethylhexyl) sulfosuccinate (CAS No.: 577-11-7), molecular formula C20H37NaO7S, and molecular weight 444.56. The product appears as a colorless to light yellow transparent liquid, belongs to the anionic surctant type, is readily soluble in water, and exhibits excellent chemical stability against acids, alkalis, and hard water. The outstanding feature of this product is its extremely st penetrating ability — the standard canvas settling method measures a penetration time of ≤5 seconds. It also possesses low surce tension (surce tension of a 1% aqueous solution ≤30 mN/m) and a moderate critical micelle concentration (CMC approximately 0.1~0.4 g/L), enabling rapid wetting of fibers and various substrate surces at very low dosages. The HLB value is 12.4, lling within the ideal range for O/W emulsifiers and wetting agents. st T-40 is produced by Guoli Chemical, with an effective active content of ≥40%, density of 1.03~1.08 g/cm³, and refractive index of 1.415~1.420. It exhibits low foam characteristics, reducing defoamer consumption in continuous industrial processes and lowering overall usage costs. Technical Parameters Parameter ItemValue/DescriptionData Source Chemical NameSodium di(2-ethylhexyl) sulfosuccinateGuoli Chemical Product Database CAS No.577-11-7Guoli Chemical Product Database Molecular FormulaC20H37NaO7SGuoli Chemical Product Database Molecular Weight444.56Guoli Chemical Product Database Ionic TypeAnionic SurctantGuoli Chemical Product Database Appearance (25°C)Colorless to light yellow transparent liquidGuoli Chemical Product Database Active Content≥40%Guoli Chemical Product Database Solid Content≥40%Guoli Chemical Product Database pH Value (1% Aqueous Solution)5.0~7.0Guoli Chemical Product Database HLB Value12.4Guoli Chemical Product Database Penetrating Power (Standard Canvas Settling Method)≤5 secondsGuoli Chemical Product Database Surce Tension (1% Aqueous Solution)≤30 mN/mGuoli Chemical Product Database Critical Micelle Concentration (CMC)~0.1~0.4 g/LGuoli Chemical Product Database Density1.03~1.08 g/cm³Guoli Chemical Product Database Refractive Index1.415~1.420Guoli Chemical Product Database Moisture Content≤60%Guoli Chemical Product Database Free Alcohol≤1%Guoli Chemical Product Database Saponification Value252 mg KOH/gGuoli Chemical Product Database Cloud PointNoneGuoli Chemical Product Database Foam CharacteristicsLow foamGuoli Chemical Product Database Chemical StabilityResistant to acid, alkali, and hard waterGuoli Chemical Product Database SolubilityReadily soluble in waterGuoli Chemical Product Database Iodine ValueNoneGuoli Chemical Product Database Acid ValueNoneGuoli Chemical Product Database Hydroxyl ValueNoneGuoli Chemical Product Database Kinematic ViscosityNot available at this time— Flash PointNot available at this time— Melting PointNot available at this time— Application Recommendations Based on the above physicochemical parameters, st T-40 performs excellently in the following scenarios: Textile Dyeing and Printing: In pretreatment and dyeing processes, utilizing its ≤5-second penetrating power and low surce tension, it can rapidly bring dyes and auxiliaries into the interior of dense bric fibers. Recommended dosage is 0.1%~0.5% of the working solution. Pesticide Formulations: As a wetting and spreading agent for wettable powders and suspensions, its CMC value is as low as 0.1 g/L, effectively reducing the contact angle of the pesticide solution at very low concentrations and improving leaf surce adhesion. Industrial Cleaning and Household Chemicals: Its acid and alkali resistance makes it suitable for strong alkaline or acidic cleaning formulations. Combined with low foam characteristics, it is ideal for high-pressure spraying and continuous cleaning operations. Paper and Leather Manucturing: In sizing and soaking processes, its rapid penetration ability shortens process time and improves the uniformity of chemical distribution in the fibers. Precautions The pH value (1% aqueous solution) of st T-40 is 5.0~7.0, weakly acidic to neutral. When formulating, attention must be paid to acid-base compatibility with other auxiliaries. The product has a moisture content of ≤60%, belonging to a high-water-content liquid formulation. The storage temperature is recommended to be controlled between 5°C and 40°C, away from heat sources and direct sunlight, to prevent moisture evaporation leading to changes in active concentration. According to safety data, this product causes skin and eye irritation (Category 2). Nitrile rubber protective gloves and splash-proof safety goggles should be worn during operation. The saponification value is 252 mg KOH/g, which can be used for evaluating ester group content in formula calculations. The free alcohol content is controlled at ≤1%, ensuring high product purity. Packaging specifications include 50 kg plastic drums, 200 kg plastic drums, and IBC totes, allowing flexible selection based on production scale.

Quick Penetrant T-40

Product Details

Applications

Properties

Safety

Product Overview

Packaging and Storage

Quick Penetrant (DOSS) Applications

Product Properties

Safety

GHS

Handling

Storage

First Aid

Related Products

Property	Value
CAS No.	577-11-7
Molecular Formula	C20H37NaO7S
Appearance	Colorless to pale yellow transparent liquid
Ionic Type	Anionic
Avg. Molecular Weight	444.56
Active Content	≥40
pH Value(1%)	5.0~7.0
Solubility	Readily soluble in water
Surface Tension	≤30
CMC	~0.1~0.4 g/L
Saponification Value	252
Moisture	≤60
Density	1.03~1.08
Refractive Index	1.415~1.420
Chemical Stability	Resistant to acids, alkalis and hard water
Penetration	≤5s
Foam Property	Low foam
Alkali Resistance	Good
Solid Content	≥40%
Free Alcohol	≤1%

Quick Penetrant T-40

Product Details

Applications

Properties

Safety

Product Overview

Packaging and Storage

Quick Penetrant (DOSS) Applications

Product Properties

Safety

GHS

Handling

Storage

First Aid

Related Products

High-content Quick Penetrant T-75A

Quick T-70B, Quick Penetrant T, Wetting Agent OT

Quick Penetrant T-50

Quick Penetrant T-50H

Quick Penetrant T-70E / Wetting Agent OT