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DL-Tartaric acid CAS 133-37-9

Chemical name: DL-Tartaric acid

Synonymous names:(2S,3S)-2,3-dihydroxybutane-1.4-dioicacid;

2,3-dihydroxy-,(R*,R*)-(±)-Butanedioicacid;2,3-dihydroxy-,(theta,theta)-(+/-)-butanedioicaci

CAS No:133-37-9

Molecular formula:C4H6O6

Molecular weight:150.09

EINECS No:205-105-7

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Structural formula：

Product Description：

Items	Specifications
Content	99.5~101.0
Appearance	White crystal powder
Specific rotation[a]D20℃	+12°~12.8°
Heavy metals(on Pb)	0.001 max
Calcium (Ca)	0.02 max
Residue on ignition	0.05 max
Loss on drying	0.2 max
Oxalate(C2O4)	0.035 max
Sulphate(SO4)	0.015 max
Arsenic(As)	0.0003 max
Chloride (Cl)	0.01 max
Solubleness	Pass test

Properties and Usage:

DL-Tartaric acid (CAS 133-37-9) is an organic acid in the form of white crystals or powders, with a distinct sour taste and good solubility.

1. Food industry

DL-Tartaric acid is often used as an acidulant and pH regulator to adjust the acidity and flavor of food.

2. Pharmaceutical use

DL-Tartaric acid is used as a pharmaceutical excipient to stabilize the pH value of drugs and ensure their effectiveness in the human body.

3. Cosmetic ingredient

DL-Tartaric acid is used in cosmetics, mainly as a pH regulator to ensure the stability of the formula.

4. Industrial application

DL-Tartaric acid can be used as a complexing agent in electroplating and textile dyeing processes to optimize the coating and dyeing effects.

Storage conditions: Keep away from oxidants and fire sources. Do not store it together with liquid alkali. Protect it from rain and moisture, and store it in a dry and cool place.

Packing: This product is packed in 25kg/50kg bag, and it can also be customized according to customers' requirements