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A92902 Sigma-Aldrich

L-Ascorbic acid

99%

Synonym: L-Threoascorbic acid, Antiscorbutic factor, Vitamin C

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Description

Packaging

2 kg in poly drum

25, 100, 500 g in poly bottle

Biochem/physiol Actions

Ascorbic Acid, also known as Vitamin C, is a six-carbon lactone produced by plants and some animal species but not by humans and other primates. Ascorbic acid functions as an enzymatic cofactor for multiple enzymes, serving as an electron donor for monooxygenases and dioxygenases. Ascorbic acid also functions as a powerful antioxidant, particularly in regards to reactive oxygen species.

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.




All labs need water
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
CI7650000

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

Articles

Determination of Water Content in Ascorbic acid (Vitamin C) Using Karl Fischer Titration

Ascorbic acid (vitamin C) reacts with the iodine present in the KF reagent and causes an artificially high water content. We tried different working procedures and reagents system also the indirect t...
Keywords: Pharmaceutical, Titrations, Vitamins

Determination of Water Content in Ascorbic acid Using Karl Fischer Titration

Ascorbic acid causes a fast side reaction with iodine during KF titration. 1 mmol of ascorbic acid simulates 1 mmol of water. We investigated a sample under different conditions like direct volumetri...
Keywords: Pharmaceutical, Titrations

Peer-Reviewed Papers
15

References

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