Safety (MSDS) data for ascorbic acid  

Safety (MSDS) data for ascorbic acid


    Synonyms: Vitamin C, l-ascorbic acid, l-(+)-ascorbic acid, l,3-ketothreohexuronic acid, 3-keto-l-gulofuranolactone, l-lyxoascorbic acid, AA, adenex, allercorb, ascoltin, ascorb, ascorbate, ascorbicab, ascrobin, ascorbutina, cantan, cebicure, cebid, cebion, cecon, cegiolan, ceglion, celin, cemagyl, cenetone, cenolate, cereon, cergona, cetamid, cetane, cevalin, proscorbin, vicin, vitace, vitacin, numerous further trade names
    Use: vitamin - nutritional additive and antioxidant, widely-used preservative
    Molecular formula: C6H8O6
    CAS No: 50-81-7
    EC No: 200-066-2

Physical data

    Appearance: white to light yellow crystals or powder
    Melting point: ca. 193 C (decomposes)
    Boiling point:
    Vapour density:
    Vapour pressure:
    Specific gravity: 1.65
    Flash point:
    Explosion limits:
    Autoignition temperature: 660 C
    Water solubility: high


    Stable. May be weakly light or air sensitive. Incompatible with oxidizing agents, alkalies, iron, copper.


    May be harmful if ingested in large quantity. May act as an irritant.

    Toxicity data
    (The meaning of any abbreviations which appear in this section is given here.)
    ORL-RAT LD50 11900 mg kg-1
    ORL-MUS LD50 3367 mg kg-1
    IVN-MUS LD50 518 mg kg-1

Personal protection


    Safety phrases
    (The meaning of any safety phrases which appear in this section is given here.)

[Return to Physical & Theoretical Chemistry Lab. Safety home page.]

This information was last updated on October 9, 2005. We have tried to make it as accurate and useful as possible, but can take no responsibility for its use, misuse, or accuracy. We have not verified this information, and cannot guarantee that it is up-to-date.
{Origin ref no: 74}