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Laboratory Tips Safety proceedures, test reagents, drilling rubber stoppers, bending glass tubes, etc. Contributed to by chemists.

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 #1 
Old 2003-06-28, 20:49
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Default Are these preservatives?
Ascorbic acid, malic acid.

Are either of these chemicals juice preservatives? It would be highly appreciated if anyone knew.
 #2 
Old 2003-06-28, 20:50
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Default Re: Are these preservatives?
I'm pretty sure malic acid is, but ascorbic acid is merely vitamin c. Benzoic acid and its salts are other very common preservatives.
 
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