Ascorbic Acid

Post Date:
Apr 28,2013
Expiry Date:
Apr 28,2014
Detailed Description:
Cas No. :50-81-7 Product Name: Ascorbic Acid (BP2008/USP31)
Origin: China
Packaging: 25kgs carton
Storage: Store in a cool and dry place
Shelf Life: 3 years from date of manufacturer with proper storage conditions

ITEM SPECIFICATION

Appearance White crystalline powder
Identification: Positive Reaction
Melting Point: 191 ~ 192 C
Specific Rotation: +20.5~+21.5
pH: 2.1-2.6
Sulfated Ash: ≤ 0.1%
Assay: 99.5~100.5%
Loss on Drying: ≤ 0.15%
Heavy Metal: ≤ 0.0003%
Lead: ≤ 2ppm
Clarity of Solution: Pass
Color of Solution: ≤ BY7
Oxalate: ≤ 0.2%
Copper Salt: ≤ 0.0005%
Ferrite: ≤0.0002%
Arsenic: ≤0.0003%
Organic Volatile Impurities: Pass
CAS Registry Number:
50-81-7
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;
Molecular Formula:
C₆H₈O₆
Molecular Weight:
176.1241
Molecular Structure:
Safety Description:
S24/25:;

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