Product Name | Ascorbic Acid |
Analysis standard | BP2015/USP38/FCC9/E300 |
Characteristics | White or almost white crystals crystalline powder |
Identification | Positive reaction |
Melting point | About 190ºC |
pH | 2.1~2.6 |
Clarity of solution | Clear |
Colour of solution | ≤BY7 |
Copper | ≤5ppm |
Heavy metals | ≤10ppm |
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 25ºC | +20.5°~+21.5° |
Organic volatile impurities | Pass |
Assay | 99.0%~100.5% |
Payment Term | T/T | 30% T/T in advance, paid the balance before shipment | |
CFR(C&F) | |||
30% T/T in advance, paid the balance against copy of B/L | |||
CIF | |||
L/C | L/C amount above 20,000 usd, we can accept L/C at sight after the issuing bank approved by us | ||
West Union | |||
Amount lower than 5000usd |