POTASSIUM HYDROGEN TARTRATE 99.5% EXTRAPURE
| Product Code | B-02070 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | EXTRAPURE | CAS No | 868-14-4 |
| Molecular Formula | C4H5KO6 | Molecular Weight | 188.18 |
| H.S.Code | 2918.13100 | Shelf Life | 60 Months |
| Purity | 99.5 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White Powder |
|---|---|---|---|
| Odour | Odorless | Density [g/cm3] | 1.954 |
| pH Value | 3.4 - 3.7 at 20 °C | Solubility in water [% weight] | Slightly soluble in water |
| Melting point/ Freezing point [°C] | > 250 °C |
Packaging
Specification
| Appearance | White or almost white, crystalline powder or colourless crystals |
| Assay (acidimetric; on anhydrous basis) | 99.5-100.5% |
| Solubility | Passes test |
| Identification | Passes test |
| Specific optical rotation ([?]20/D) | + 8.0 to + 9.2 |
| Oxalic acid | Max. 0.05% |
| Chloride (Cl) | Max. 0.05% |
| Sulphate (SO4) | Max. 0.05% |
| Barium (Ba) | Passes test |
| Heavy metal (as Pb) | Max. 0.001% |
| Loss on drying (at 105°C) | Max. 0.5% |
Safety Information and Hazard Symbols
Symbol: GHS03,GHS08,GHS09
Signal Word: Danger