As a high-performance anionic surfactant, the most significant differentiated advantage of XPO-5 is its excellent acid-base stability and hard water adaptability. In practical applications, scenarios such as pesticide formulations and industrial detergents often face complex pH environments or high-hardness water. Ordinary anionic surfactants are prone to failure due to calcium and magnesium ion precipitation or acid-base hydrolysis, while XPO-5, with its unique triphenylethylene phenol polyoxyethylene ether ammonium sulfate molecular structure, ensures efficient emulsification, wetting, and dispersion capabilities over a wide pH range and under hard water conditions. This characteristic is highly competitive among similar anionic products.
In terms of safety and environmental protection, XPO-5 exhibits comprehensive advantages of low toxicity, non-irritating to the skin, and easy biodegradability. According to OECD 301B test data, its 28-day biodegradation rate exceeds 70%, far superior to many traditional alkylbenzene sulfonate products. Additionally, acute aquatic toxicity tests show that the 96-hour LC₅₀ for fish and 48-hour EC₅₀ for daphnia are both greater than 100 mg/L, indicating low toxicity to aquatic organisms. This green and safe attribute gives XPO-5 stronger market adaptability under increasingly stringent environmental regulations.
| Parameter Item | XPO-5 Performance Indicator |
|---|---|
| Ionic Type | Anionic |
| Appearance | Light yellow to brownish yellow transparent viscous liquid |
| Acid-base Stability | Excellent (applicable over wide pH range) |
| Hard Water Adaptability | Excellent (stable in high-hardness water) |
| Emulsifying Ability | Superior |
| Wetting and Dispersing Ability | Superior |
| Acute Oral Toxicity (Rat) | Low toxicity, LD₅₀ > 2000 mg/kg |
| Skin Irritation | Non-irritating |
| Eye Irritation | Mild discomfort, eye irritation index ≤ 1.0 |
| Skin Sensitization | Non-sensitizing |
| Fish Acute Toxicity (Zebrafish 96h) | Low toxicity, LC₅₀ > 100 mg/L |
| Daphnia Acute Toxicity (48h) | Low toxicity, EC₅₀ > 100 mg/L |
| Biodegradability (OECD 301B) | Easily biodegradable, 28-day degradation rate > 70% |
Pesticide Emulsifier Field: XPO-5 is especially suitable for pesticide emulsion (EW) and microemulsion (ME) formulations under high-salt and high-hardness dilution water conditions, significantly improving the dispersion stability of oily active ingredients in water and reducing the risk of product layering or sedimentation.
Emulsion Polymerization Emulsifier: In emulsion polymerization of monomers such as acrylate and styrene, XPO-5 can effectively control the particle size distribution of latex particles, and its electrolyte tolerance makes it suitable for functional copolymer emulsion systems.
Industrial Detergents: Recommended for metal degreasers and hard surface cleaning formulations, it maintains excellent degreasing and emulsifying capabilities even under alkaline cleaning conditions, suitable for heavy-duty industrial cleaning scenarios.