The storage of OP-4SA nonylphenol polyoxyethylene ether ammonium sulfate must follow standardized chemical warehouse management requirements. This product should be stored in a cool, dry, and well-ventilated warehouse, away from fire, heat sources, and direct sunlight. The storage temperature is recommended to be maintained between 5°C and 35°C, avoiding freezing, while also preventing an increase in internal container pressure due to excessive temperature. After opening, the product should be sealed promptly to avoid prolonged exposure to air and prevent moisture absorption and deterioration.
Regarding packaging containers, clean, sealed plastic drums or iron drums lined with plastic bags should be used. Suitable materials include stainless steel, polyethylene, or polypropylene lining. Corrosion-resistant and leak-proof storage containers and pallets should be used. The storage area should be equipped with spill containment devices, the floor should be impermeable, and corresponding fire-fighting and emergency equipment should be provided.
This product should be stored separately from strong oxidizers, strong acids, and alkalis to avoid hazardous reactions. When not in use, the container must be tightly closed to prevent spills and leaks. Under the specified storage conditions, the product has a shelf life of 12 months. Shelf life management must be followed, and package integrity should be checked regularly.
| Storage Requirement | Specific Description |
|---|---|
| Storage Environment | Cool, dry, well-ventilated warehouse |
| Temperature Range | 5°C to 35°C |
| Container Requirements | Clean, sealed plastic drums or iron drums lined with plastic bags; stainless steel, polyethylene, or polypropylene lining materials |
| Shelf Life | 12 months (under specified storage conditions) |
| Substances to Avoid | Strong oxidizers, strong acids, alkalis, fire sources, heat sources |
If turbidity or layering occurs at low temperatures, it is a normal physical phenomenon. After warming to room temperature and stirring evenly, it can still be used normally without affecting product performance. However, product freezing should be avoided, and the storage temperature should not be below 5°C.