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tri-Sodium Citrate dihydrate 99% Molecular Biology
Citric acid trisodium salt dihydrate
Product Code. |
02394 |
Grade |
|
Purity |
99% |
CAS No. |
6132-04-3 |
Molecular Formula |
Na3C6H5O7.2H2O |
Molecular Weight |
294.10 |
H.S.Code |
2918.15200 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
| pH value |
7.5 - 9 at 29.4 g/l at 25 °C |
Melting point/ Freezing point [°C] |
> 300 °C |
Density [g/cm3] |
1.665 |
| Solubility in water [% weight] |
29.4 g/l at 20 °C - completely soluble |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (by HClO4 titration) | Min 99% |
| Heavy metal (as Pb) | Max 0.001% |
| UV absorbance (1 cm cell vs water; 0.1 mol/L) | |
| at 260 nm | Max 0.01 |
| at 280 nm | Max 0.01 |
| DNases (exo and endonucleases) | Not detectable |
| RNases | Not detectable |
| Phosphatase | Not detectable |
| Proteases | Not detectable |
Safety Information and Hazard Symbols