Tartaric acid

Tartaric acid is a kind of carboxylic acid, which can be found in many plants, such as grapes and tamarind, it is one of the main organic acids in the grape wine. As antioxidant added in food, it can make the food have sour taste. Its most important application is beverage additives. It is raw materials in the medicine industry. In the mirror industry, tartaric acid is an important auxiliary agent and reducing agent, it can control the forming speed of silver mirror and get a very uniform coating.

ITEM	STANDARD
Appearance	White powder
Purity(as c4h6o6)	99.5 -100.5%
Specific rotation(20 ℃)	+12.0 ° --- +13.0 °
Heavy metals( as pb)	10 ppm max
Residue on ignition	0.05% max
Arsenic(as as)	3 ppm max
Loss on drying	0.2% max
Chloride	100 ppm max
Sulfate	150 ppm max
Oxalate	350 ppm max
Calcium	200 ppm max
Water solution clarity	Conforms to the STANDARD
Color	Conforms to the STANDARD

Packing:25kg/barrel

It can be used as antioxidant synergist, retarder, tanning agent, chelating agent and medicine agent. It is widely used in medicine, food, leather, textile and other industries. Its solubility in water is low at low temperature and insoluble calcium salt is easy to be generated.

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