Anhui Apple Biological Technology Co.,Ltd.

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DL-Tartaric Acid

 

Chemical Name: 2,3-Dihydroxy butanedioic acid

Molecular formula: C4H6O6

Molecular weight: 150.09

Structured:

 

Character: Colorless crystals or a white powder, without odor, with sour taste, stable in air, Compound of equal quantity of dextro-rotatory and levo-rotatory tartaric acid. Containing one or two molecule crystalline water and losting water when heated to 100ºC, specific gravity 1.697. It's solubility in ether is about 1% and 5.01(25ºC) in ethanol, in water is 20.60(20ºC).

Specifications: Complies with (IV) & GB15358-94.

Uses: Widely used in foodstuff, medicine, chemical industry and light industry etc, and is mainly used to make tartaric acid salts, like potassium sodium tartrate, it can be served as beer vesicant, foodstuff sourness agent and flavoring etc Its sourness is 1.3 time of that of citril acid, and is especially suitable to be a sourness agent of grape juice. This product is appraised as an excellent food additive by the FAO/WHO experts committee. It is also very important for the tannage, photograph, glass, enamel and telecommunication equipment industries.

Packaging: 25KG net in Kraft/Plastic Bag lined with PEbag.

US FCC(IV)

Item Index
Content ≥% 99.7
Arsenic(As)≤% 0.0003
Heavy metal(Pb)≤% 0.001
Dry weightlessness %≤ 0.5
Oxalic acid salt (C2O4) qualified
Burning residua ≤% 0.05
Sulfate (SO4) qualified

GB15358-2008

Item Index
Monohydrate Anhydrous
Content≥% 99.5 99.5
Melting point range 200-206ºC 200-206ºC
Sulfate(SO4)≤% 0.04 0.04
Heavy metal(Pb)≤% 0.001 0.001
Arsenic(As)≤% 0.0002 0.0002
Yi oxide qualified qualified
Heating reduction ≤% 11.5 0.5
Burning residua ≤% 0.10 0.10