Zinc Pyrithione 50%
- Basic Information
| Product name | Zinc Pyrithione 50% (ZPT-50) |
| Chemical name | Pyrithione zinc,
2-Pyridinethiol 1-Oxide Zinc Salt |
| CAS No. | 13463-41-7 |
| EINECS No: | 236-671-3 |
| Molecular Formula: | C10H8N2O2S2Zn |
| Molecular Weight: | 317.722 |
| Structural Formula: |
- Technical Specification
| Item | Specification |
| Appearance | White suspension |
| Assay | ≥48% |
| Zinc assay | 9.3%-11.3% |
| PH (5% solution) | 6.5-8.5 |
- Application field
ZPT-50 can be used in shampoos for dandruff, it inhibits the growth of Gram-positive and negative bacteria and molds. It can effectively care for the hair, delay the aging of the hair, and control the generation of gray hair and hair loss.
The maximum allowable mass fraction of zinc pyrithione in cosmetic is 0.5%, and it is only used in products that are washed away after use. The use concentration of one stage is 250-1000mg/kg (active substance), which can be used in gel, cream, lotion, dusting powder and anti-dandruff shampoo, as well as in deodorant and disinfection products.
In addition, it is also used as a cosmetic preservative, oil agent, paint biocide; as a bactericide for products such as coatings and plastics, it is also widely used.
- Packing
Standard packaging is 25kg per drum.
Other package sizes are available upon request.
- Storage
Zinc pyrithione 50% shall be store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
- Period of validity
24 months