Qingdao Green Chemicals Co., Ltd.

Vitamin C

• Category :

  Food and Feed additives/Food additives

• Synonyms :

  L-Ascorbic Acid, Free Acid;Vitamin C;L-(+)-Ascorbic acid;VC;ascorbic acid;Vita C BP2005;Vitamine C;L-threo-hex-1-enofuranos-3-ulose;(5R)-5-[(1S)-1,2-dihydroxyethyl]-3,4-dihydroxyfuran-2(5H)-one (non-preferred name);5-(1,2-dihydroxyethyl)-3,4-dihydroxyfuran-2(5H)-one (non-preferred name);Vit.C;Ascorbic Acid(VC);L-Ascorbic Acid;Ascorbate Acid;COATED ASCORBIC ACID;

• CAS NO :

  50-81-7

• EC NO :

  200-066-2

• Molecular Formula :

  C₆H₈O₆

• Molecular Weight :

  176.1241

• Main Specifications :

  Assay: 99.0%-100.5%

• InChI :

  InChI=1/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2

• Packing :

  25 kg carton

• Product description :

  Appearance: White or almost white crystals crystalline powder Bulk Density: 0.6-0.9g/ml (based on granulation) PH(2% solution in water): 2.4-2.8 PH(5% solution in water): 2.1-2.6 Clarity of solution : Clear Color of solution: BY7max Melting Point: About 190℃ Copper: 5ppm max Heavy Metals: 10ppm max Hg: 0.1mg/kg max Lead: 2ppm max Iron: 2ppm max Arsenic: 3ppm max Cadmium: 1mg/kg max Loss of drying: 0.4% max Oxalic acid : 0.2% max Sulphate ash(Residue on ignition): 0.1% max Specific optical rotation: +20.5°-+21.5° Organic volatile impurities: Pass Assay: 99.0%-100.5%

• Molecular Structure :