Ascorbic Acid with CAS 50-81-7

CAS: 50-81-7

Molecular Formula: C6H8O6

Molecular Weight: 176.12

EINECS: 200-066-2

Synonyms: 3-Keto-L-gulofuranolactone; 3-Oxo-L-gulofuranolactone; 3-oxo-l-gulofuranolactone(enolform); Adenex;Allercorb; Antiscorbic vitamin; antiscorbicvitamin; Antiscorbutic vitamin

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What is Ascorbic Acid with CAS 50-81-7?

Vitamin C, also known as L-ascorbic acid, is an essential nutrient for higher primates and a few other organisms.

Ascorbic acid is metabolically produced in most organisms, but humans are the most notable exception.

The most well-known is the lack of lack of vitamin C can cause scurvy.The pharmacophore of vitamin C is the ascorbic acid ion. In living organisms, vitamin C is an antioxidant because it protects the body from the threat of oxidants, and vitamin C is also a coenzyme.

Specification

Analysis Contents	Analysis Standard	Analysis Results
Characteristics	White or almost White crystals Crystalline Powder	Pass
Identification	Positive Reaction	Positive
Melting Point	About 190℃	191.1℃
PH(with 5% water solution)	2.1-2.6	2.37
Clarity Of Solution	Clear	Clear
Colour Of Solution	≤BY7	<BY7
Copper	≤5ppm	<5ppm
Heavy Metals	≤10ppm	<10ppm
Mercury	≤0.1ppm	<0.1ppm
Lead	≤0.4ppm	<0.4ppm
Arsenic	≤3ppm	<3ppm
Oxalic Acid	≤0.2%	<0.2%
Iron	≤2ppm	<2ppm
Impurity E	≤0.2%	<0.2%
Loss of Drying	≤0.4%	<0.4%
Sulphate Ash(Residue On Ignition)	≤0.1%	<0.1%
Specific Optical Rotation	+20.5 。 –+21.5。	+20.86。
Residual Solvents	Pass	Pass
Assay	99.0%-100.5%	99.52%
Conclusion	The Above-Mentioned Product Conforms To BP2016/USP39/FCCVIII/E300