Shanhong Chemical Co,Ltd-China tartaric acid supplier, manufacturer

Main products

L-(+)-Tartaric Acid

Chemical name: (2R, 3R)-2,3-dihydroxy butane-1.4-dioic acid
Structural formula: L-(+)-Tartaric Acid
Molecular formula: C4H6O6
Molecular weight: 150.1
CAS NO.: 87-69-4
Description:
Colorless or white crystalline. Odorless, acdic taste. Very soluble in water and alcohol, insoluble in chloroform.
Uses:
In the medical industry, L-Tartaric acid is used as medicine intermediate, resolution agent and its derivant, etc. In the food industry,L-Tartaric acidis used as acidic taste agent of drink, sweetmeats and jam food. In the chemical industry, serve as produce tartrate and ester. Also as shelter agent of metal ion. In the spinning industry, as resist of printing and dyeing , etc.

Specifications: Complies with BP98 & US FCC(IV)

Item

L-Tartaric acid BP98

L-Tartaric acid FCC (IV)

Clarity ad color solution

Up to standard

-

Specific optical rotation(C=20,) [a]D20

+12 ° - +12.8 °

+12.0 ° - +13.0 °

Assay % ≥

99.5-101.0

99.7-100.5

Loss on drying % ≤

0.2

0.5

Heavy metals %≤

0.001

0.001

Sulphated ash %≤

0.1

0.05

Oxalate

0.035

Up to standard

Sulphate

0.015

Up to standard

Chlorides (Cl)% ≤

0.01

-

Calcium (Ca)%≤

0.02

-


Package & Storage:
L-Tartaric Acid is packed in paper board or fibber board drum, or polypropylene bag, lined with complex bags of 25kgs net. L-(+)-Tartaric Acid should be kept air tightly in a light-proof, dry and cool place.