China China High Quality Tetramethyluric Acid Manufacturer - L(+)-Tartaric Acid | 87-69-4 – COLORKEM Manufacturer and Supplier

China High Quality Tetramethyluric Acid Manufacturer - L(+)-Tartaric Acid | 87-69-4 – COLORKEM

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China High Quality Tetramethyluric Acid Manufacturer - L(+)-Tartaric Acid | 87-69-4 – COLORKEM Detail:

Products Description

L(+)-Tartaric acid is colorless or translucent crystals, or a white, fine granular, crystalline powder. It is odorless, has an acid taste, and is stable in air.
L(+)-Tartaric acid is widely used as an acidulant in beverage and other foods. With its optical activity, L(+)-Tartaric acid is used as a chemical resolving agent to resolve DL-amino-butanol, an intermediate for the antitubercular drug. And it is used as a chiral pool to synthesize tartrate derivatives. With its acidity, it is used as a catalyst in the resin finishing of polyester fabric or pH value regulator in oryzanol production. With its complexation, L(+)-Tartaric acid is used in electroplating, sulfur removal, and acid pickling. It is also used as a complexing agent, food additives screening agent or chelating agent in chemical analysis and pharmaceutical inspection, or as resist agent in dyeing. With its reduction, it is used as a reductive agent in manufacturing mirror chemically or imaging agent in photography. It can also complex with metal ion and can be used as a cleaning agent or polishing agent of the metal surface.

Application

Food Industry
– As acidifier and natural preservative for marmalades, ice cream, jellies, juices, preserves, and beverages.
– As effervescent for carbonated water.
– As emulsifier and preservative in the bread-making industry and in the preparation of candies and sweets.
Oenology: Used as an acidifier. Used in musts and wines to prepare wines that are more balanced from the point of view of taste, the result being an increase in their degree of acidity and a decrease in their pH content.
Cosmetics Industry :Used as a basic component of many natural body crèmes.

Specification

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

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