Customization: | Available |
---|---|
Appearance: | Powder |
Grade Standard: | Food Grade |
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Standard |
GB25549-2010 |
FAO/ WHO1995 |
FCC IV |
Purity (dry basis) |
≥99.0% |
≥99.0% |
≥99.0% |
Loss on drying |
≤1.0% |
≤5.0% |
------ |
Water insoluble matter |
------ |
≤0.1% |
------ |
PH Value (10% solution) |
------ |
≤7.5~10.5 |
------ |
(as As2O3) |
≤0.0003% |
≤3mg/kg |
≤3mg/kg |
Heavy metals (as Pb) |
≤0.0004% |
≤10mg/kg |
≤10mg/kg |
Iron (Fe) |
≤0.003% |
≤50mg/kg |
≤0.003% |
Alkalinity |
------- |
------- |
≤3mg/kg |
Moisture level |
------- |
------- |
≤1.0% |