Antimony Potassium Tartrate Trihydrate 99% AR
Potassium antimony tartrate, Potassium antimony (III) oxide tartrate
Product Code. |
00293 |
Grade |
AR |
Purity |
99% |
CAS No. |
28300-74-5 |
Molecular Formula |
C8H4K2O12Sb2·3H2O |
Molecular Weight |
667.87 |
H.S.Code |
2918.13900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White powder |
Odour |
Odorless |
| pH value |
Slightly acidic |
Melting point/ Freezing point [°C] |
100 °C |
Density [g/cm3] |
2.6 |
| Solubility in water [% weight] |
8 g/100 ml water @ 20C |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (as C8H4K2O12Sb2·3H2O; iodometric) | 99.0-103.0% |
| Optical rotation (c=2%; H2O) | +137 to +145° |
| Arsenic (As) | Max. 0.015% |
| Loss on drying | Max. 2.7% |
| Titrable acid or base | Max. 0.020 meq/g |
Safety Information and Hazard Symbols
Symbol: GHS07, GHS09
Signal Word: Warning
UN No.: 1551
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H332-H411
Precaution Statement: P273