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
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) |