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Product Datasheet and Specification

0248C

L(+)-Tartaric Acid Diammonium Salt 99%

CAS : 3164-29-2

HS Code : 2918.13900

Molecular Formula : (NH4)2C4H4O6

Molecular Weight : 184.15

Shelf Life : 60 Months

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Specifications

Appearance (Color)
Semitransparent white
 Appearance (Form)
Crystals
Infrared spectrum
Conforms
 Titration with HClO4
>=98.5 %
Heavy metals (as Pb)
=<10 ppm
 Sulfated ash
=<0.05 %
Specific optical rotation
+31.4° to +33.4° (20°C, 589 nm) (c=1.84, H O)
 Chloride (Cl)
=<50 ppm
Sulfate (SO4)
=<50 ppm
 Iron (Fe)
=<10 ppm
Insoluble matter
=<0.005 % (in water)
 pH
6.0 to 7.0 (5 % solution)