| ≥1 piece |
|
Sorbic acid index
|
|
|
Items
|
Index
|
|
Characteristics
|
White crystalline powder
|
|
Assay
|
99-101%
|
|
Loss on drying
|
≤0.5%
|
|
Melting range
|
132-135°C
|
|
Arsenic
|
≤3 ppm
|
|
Heavy metal
|
≤10 ppm
|
|
Lead
|
≤5 ppm
|
|
Chlorde
|
≤0.014%
|
|
Sulfate
|
≤0.02%
|
|
Residue on ignition
|
≤0.02%
|
|
organic volatile impurities
|
Qualified with regulations
|
|
Shelf life
|
2 years
|