DESCRIPTION: DL-Tartaric Acid is white powder, Widely used in food industry, used as foaming agent of beer, acid taste agent, taste modified agent, and is mainly used to make tartaric acid salts, like potassium sodium tartrate, it can also be served as beer vesicant, food stuff sourness agent and flavoring etc. SPECIFICATION: Properties Specification Appearance : White powder Content: e99.0% Heavy metals( as Pb) : d0.01% Loss on drying: d0.2% Chloride : d0.01% Sulfate: d0.015% Oxalate : d0.035% Calcium : d0.02%