Quantity: | |
---|---|
elite-indus
50817
50-81-7
C6H8O6
Vitamin C
200-066-2
2109
HALAL
Item | Specification |
Appearance | white or almost white crystalline powder |
Melting point | 190℃-192℃ |
Colour od solution | ≤BY7 |
PH | 2.1-2.6 |
Copper | ≤5ppm |
Heavy metals | ≤10ppm |
Mercury | <0.1mg/kg |
Lead | <2mg/kg |
Arsenic | ≤3ppm |
Cadmium(Cd) | <1mg/kg |
Oxalic acid | ≤0.2% |
Iron | ≤2ppm |
Loss of drying | ≤0.4% |
Sulphate ash(residue on ignition) | ≤0.1% |
Specific optical rotation | +20.5°-+21.5 |
Assay | 99.0%-100.5% |
Item | Specification |
Appearance | white or almost white crystalline powder |
Melting point | 190℃-192℃ |
Colour od solution | ≤BY7 |
PH | 2.1-2.6 |
Copper | ≤5ppm |
Heavy metals | ≤10ppm |
Mercury | <0.1mg/kg |
Lead | <2mg/kg |
Arsenic | ≤3ppm |
Cadmium(Cd) | <1mg/kg |
Oxalic acid | ≤0.2% |
Iron | ≤2ppm |
Loss of drying | ≤0.4% |
Sulphate ash(residue on ignition) | ≤0.1% |
Specific optical rotation | +20.5°-+21.5 |
Assay | 99.0%-100.5% |