CAS Number:87-69-4 L(+)-TARTARIC ACID (TARTARIC ACID) CAS NO.87-69-4

FOB Price:: USD 1.00-1.00 /Metric Ton Get Latest Price

Min.Order Quantity:: 1 Metric Ton

Purity:: 99.7~100.5%

Port:: Shanghai,China

Payment Terms:: L/C,D/A,D/P,T/T

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Product Details

Keywords

87-69-4
L-Tartaric acid anhydrous
L(+)-Tartaric Acid BP

Quick Details

ProName: CAS Number:87-69-4 L(+)-TARTARIC ACID ...
CasNo: 87-69-4
Molecular Formula: C4H6O6
Appearance: Colorless or translucent crystals, or ...
Application: L(+)-Tartaric acid is widely used as a...
DeliveryTime: prompt shipment
PackAge: 25kg bag
Port: Shanghai,China
ProductionCapacity: 100 Metric Ton/Day
Purity: 99.7~100.5%
Storage: Kept airtightly in a light-proof, dry ...
Transportation: BY SEA
LimitNum: 1 Metric Ton
EINECS No: 201-766-0

Superiority

l-tartaric acid

identification:

chemical name: l(+)-tartaric acid

synonyms: l-2,3-dihydroxy butanedioic acid; l(+)-weinsäure

cas no.: 87-69-4

molecular formula: c4h6o6

e-code: e334

properties:

colorless or translucent crystals, or a white, fine granular, crystalline powder. it is odorless, has an acid taste, and stable in air.

packing& storage:

25kg net in kraft/plastic bag lined with pe bag.

kept airtightly in a light-proof, dry and cool place.

Details

technical index	bp	fcc iv
color and clarity of the solution	qualified	----
specific rotation (c=20,h2o) [α]d20	+12°- +12.8°	+12°- +13°
assay( dry basis):	99.5%-101.0%	99.7%-100.5%
loss on drying	0.2% max	0.5%max
heavy metal ( as pb)	0.001% max	0.001% max
sulfated ash	0.1% max	0.05% max
oxalate	0.035% max	qualified
sulfate	0.015 % max	qualified
chloride (cl)	0.01% max	------
ca	0.02% max	------

application:

l(+)-tartaric acid is widely used as acidulant in beverage, and other foods, such as soft drinks, wine, candy, bread and some colloidal sweetmeats. with its optical activity, l(+)-tartaric acid is used as chemical resolving agent to resolve dl-amino-butanol, an intermediate for antitubercular drug. and it is used as chiral pool to synthesize tartrate derivatives. with its acidity, it is used as 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 complexing agent, screening agent or chelating agent in chemical analysis and pharmaceutical inspection, or as resist agent in dyeing. with its reduction, it is used as reductive agent in manufacturing mirror chemically or imaging agent in photography. it can also complex with metal ion and can be used as cleaning agent or polishing agent of metal surface.

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