L(+)-TARTARIC ACID DIAMMONIUM SALT 99%
| Product Code | B-00248C | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | CAS No | 3164-29-2 | |
| Molecular Formula | (NH4)2C4H4O6 | Molecular Weight | 184.15 |
| H.S.Code | 2918.13900 | Shelf Life | 60 Months |
| Purity | 99 % |

Physical Properties
| Physical state at 20 °C | Solid | Colour | White crystalline |
|---|---|---|---|
| Density [g/cm3] | 1.6 | pH Value | 5 - 7 |
| Solubility in water [% weight] | Soluble in water |
Packaging

Specification
| 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) |
Safety Information and Hazard Symbols

Symbol: GHS05, GHS06 , GHS07, GHS08
Signal Word: Danger
