Cas no for 50-81-7,L(+)-Ascorbic acid ACID Cas number search msds database,online free cas number chemistry search engine,cas number sigma aldrich

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[CAS Name] L(+)-Ascorbic acid

[Formula] C6H8O6

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[CAS Name]L(+)-Ascorbic acid
[Alias]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); L(+)-Ascorbic acid
[Number]50-81-7
[EINECS]200-066-2
[Formula]C6H8O6
[Molecular weight]176.1241

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L(+)-Ascorbic acid USP/EP Vitamin C made in china 50-81-7

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Ascorbic Acid
Chemical name:	Vitamin C (also known as ascorbic acid)
English name:	L(+)-Ascorbic acid
CAS No.:	50-81-7
Molecular formula:	C6H8O6
Structure:
Molecular weight:	176.12
Appearance and properties:	White crystal. 易Soluble in water, slightly soluble in ethanol, insoluble in ether, chloroform, benzene, petroleum ether, oils and fats. Aqueous solution is acidic. Can rapidly oxidized to dehydroascorbate in the air. Odorless, sour like citric acid. Strong reducing agent. After long-term storage, it will gradient turn into different degrees of light yellow color.
Assay:	≥99%
Melting point:	190-192℃
Specific rotation:	+20.5°～+21.5°
Residue on ignition:	≤0.1%
Heavy metal:	≤0.001%
Arsenic:	≤0.0003%
Use:	Nutritional supplement; antioxidant; color fixative. Prevention of scurvy, alveolar pyorrhea, anemia, loss of appetite, etc. Can enhance resistance to infectious diseases.
Specification:	USP/BP/CP
Packing specification:	25KG/barrel, bag
Storage and transportation:	Stored in a cool, ventilated and dry warehouse. Avoid heat or sun exposure. Mixed storage with hazardous materials is strictly prohibited. Prevent from damp.

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