Sorbic Acid
>
> Sorbic acid is a white crystald. It is soluble in water and
> maby organic solvents and it readily sublimes.
>
> Sorbic acid is used as an antimicrobial agent, fungicide, and
> preservative in foods. It can also be found in resins, coatings, oils,
> rubber, plastics, and lubricants.
>
> Assay, on the anhy. basis : 99.0-101.0%
> Melting range : 133-135°C
> Residue on ignition : 0.2 % max
> Aldehydes (as formaldehyde) : 0.1% max
> Arsenic (as As) : 3 ppm max
> Mercury (Hg) : 1 ppm max
> Lead : 2 ppm max
> Water : 0.5 % max
> Heavy metals (as Pb) : 10 ppm max