Sorbic Acid Quick Details
Product Name: Sorbic acid
Synonyms: 1,3-Pentadiene-1-carboxylic acid; Hexa-2,4-dienoic acid; 2,4-Hexadienoic acid
CAS No: 110-44-1
Molecular Formula: C6H8O2
Molecular Weight: 112.13
Appearance: White o off-white powder
Molecular Structure: 
Sorbic Acid Specification
Item |
Specifications |
Appearance |
White o off-white granular |
Odor |
Slight characteristic odor |
Heat stability |
No change in color after heating for 90 minutes at 105℃ |
Transmittance |
87%min |
Assay(on dry weight basis) |
99%~101.0% |
PH (10% water solution) |
8.5-10.5 |
Clarify |
Pass test |
Alkalinity(as K2CO3) |
1% max |
Chloride (as Cl) |
0.018% max |
Sulfate(as SO₄) |
0.038% max |
Loss on drying |
1% max |
Aldehydes (as formaldehyde) |
0.1% max |
Arsenic (as As) |
3mg/kg max |
Lead |
2mg/kg max |
Zinc |
0.1mg/kg max |
Cadmium |
0.02mg/kg max |
Mercury |
1mg/kg max |
Heavy metals (as Pb) |
10mg/kg max |
Total count colony |
100cfu/g max |
Mould&Yeast |
100cfu/g max |
Coliform |
30cfu/g max |
Sorbic Acid Usage
1.Food additives
2.Used in pesticide preparation and synthetic rubber industry, also used as food preservative
Sorbic Acid Package
25kg or 50kg (net weight)carton lined with plastic bag