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Items | Specification |
Description | white granular |
Identification A | Conforms |
Identification B | Conforms |
Assay(dry basis) | 100.5% |
Melting range | 132-135C |
Loss on drying | 0.10% |
PH-Value | 92 |
Alkalinity(as K2CO3) | Conforms |
Acidity(as sorbic acid) | Conforms |
Heavy metals(as pb) | Conforms |
Arsenic | Not more than 1ppm |
lead | Not more than 1ppm |
Chlorides | Not more than 100ppm |
Sulfate(as so4)% | Not more than 150ppm |
Organic volatile impurities | Conforms |
Aldehydes(as formaldehyde) | Conforms |
Cadmium | Conforms |
Zinc | Conforms |
Mercury | Conforms |
Heat resistance | Conforms |







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