DL-Tartaric Acid

DL-Tartaric Acid 99.5%min is our strong item ,and have passed through ISO9001:2008Quality Management System Certification...

Molecular Formula:C4H6O6  Molecular Weigh:150.09  CAS Number:133-37-9

Property :Colorless crystals or white powder, without odor, with sour taste, stable in air, compound of equal quantity of dextrorotatory and levorotatory tartaric acid, containing one or two molecule crystalline water and losting water when heated to 100°C, specific gravity 1.697. Its solubility in water is 20.6%,in ether is about 1% and 5.01% in ethanol.

Specification: FCC(IV)

Test Item	Standard
Description	white crystalline powder
Content	99.5%Min
Oxalate	passed
Sulfate	passed
Heavy metals	0.0001
Arsenic	0.0003%Max
Loss on drying	0.5%Max
Residue on ignition	0.05%Max

Usage: This product is widely used in trades such as foodstuff,medicine,chemical industry and light industry etc. ,and is chiefly used to make the tartaric acid salts , like antimony potassium tartrate, potassium sodium tartrate . Served as beer vesicant and foodstuff sourness agent and flavoring etc at the foodstuff trade and its sourness is the citric acid 1.3 times , and especially is suitable to do the sourness agent of the grape juice. This article is appraised as the excellent food additive by the FAO/WHO experts committee . It also has the very important effect in tannage, photograph , glass, enamel and telecommunication equipment etc.