Customization: | Available |
---|---|
CAS No.: | 50-81-7 |
Formula: | C6h8o6 |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Type | Ascorbic acid |
Characteristics | White or Almost White, Crystalline Powder or Color |
Transport Package | 25kg Per Carton |
Origin | China |
estingItem | Standard | Result |
Assay | 99.0%~100.5% | 99.72% |
Appearance | Whiteor almostWhite crystalsCrystallinePowder | conforms |
Solubity | Easilysolubleinwater | conforms |
Identification | PositiveReaction | Positive |
MeltingPoint | About190ºC | 190.6ºC |
Copper | ≤5 mg/kg | <5 mg/kg |
HeavyMetals | ≤10 mg/kg | <10mg/kg |
Mercury | ≤0.1mg/kg | <0.1mg/kg |
Lead | ≤2 mg/kg | <2 mg/kg |
Arsenic | ≤3 mg/kg | <3 mg/kg |
OxalicAcid | ≤0.2% | <0.2% |
Iron | ≤2 mg/kg | <2 mg/kg |
Cadmium(Cd) | <1 mg/kg | <1 mg/kg |
ImpurityE | ≤0.2% | <0.2% |
Loss onDrying | ≤0.4% | <0.4% |
SulphateAsh(ResidueOn Ignition) | ≤0.1% | <0.1% |