China Food Preservative Potassium Sorbate CAS 24634-61-5, Find details about China Sorbic Acid Potassium Salt, Potassium Sorbate from Food Preservative Potassium Sorbate CAS 24634-61-5
Specification | Standard | Test result |
Identification | UV-Maximum254±2mm | Complied |
Appearance | White or off white spherical | White spherical |
Assay (dry basis) | 99.0%-101.0% | 100.0% |
Melting range | 133-135ºC | 133.2-134.6ºC |
Loss on drying | Not more than1% | 0.20% |
PH-Value | 8.5-10.5(10% water solution) | 9.6 |
Alkalinity (as K2CO3) | Passes test (about 1%) | Complied |
Acidity (as sorbic acid) | Passes test (about 1%) | Complied |
Heavy metals (as Pb) | Not more than 0.001% | Complied |
Arsenic | Not more than 2ppm | Not more than 2ppm |
Lead | Not more than 2ppm | Not more than 2ppm |
Sulfate (as SO4) % | Not more than 380ppm | Not more than 380ppm |
Aldehydes (as for maldehyde) | Not more than 0.1% | Complied |
Heat resistance | No discoloration after heating 90 minutes at 105ºC | Complied |