Redwood is the manufacturer and supplier of Potassium Sorbate Granular. We have been engaged in the production and sales of Potassium Sorbate Granular for 10 years. If you have any questions about Potassium Sorbate Granular, please Contact Redwood , we will contact you within 1 working day.
Over 10 years of experience since 2010
QC center for quality control before shipment 
Sales to 1000+ customers from 90 countries until 2022| ITEMS | STANDARDS | ||
| Appearance | White to off-white granular | ||
| Assay | 99.0% - 101.0% | ||
| Loss on drying(105℃,3h) | ≤ 1% | ||
| Heat Stability | No change in colour after heating for 90 minutes at 105℃ | ||
| Acidity (as C6H8O2) | ≤ 1% | ||
| Alkalinity (as K2CO3) | ≤ 1% | ||
| Chloride (as Cl) | ≤ 0.018% | ||
| Aldehydes (as formaldehyde) | ≤ 0.1% | ||
| Sulfate (as SO4) | ≤ 0.038% | ||
| Lead (Pb) | ≤ 5 mg/kg | ||
| Arsenic (As) | ≤ 3 mg/kg | ||
| Mercury (Hg) | ≤ 1 mg/kg | ||
| Heavy metals (as Pb) | ≤ 10 mg/kg | ||
| Organic Volatile Impurities | Meet the requirements | ||
| Residual solvents | Meet the requirements |
