CAS NO: 590-00-1
Specification: FCC
| Product Name | Potassium Sorbate |
| Quality Standard | FCC |
| Testing Items | Critrion |
| Appearance | white or light yellow granule |
| Content(C6H7KO2) | 99.00-101.0% |
| Clarity | passed |
| Free Alkali(as K2CO3) | passed |
| Aldehyde(as HCHO) | ≤0.1% |
| Loss on drying | ≤1% |
| Chloride(CI-) | ≤0.018% |
| Sulfate(SO4-) | ≤0.038% |
| Heavy Metals(Pb) | ≤0.001% |
| Arsenic(As) | ≤0.0003% |