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Ammonium Phosphate Dibasic 98% (For Molecular Biology)
Di-Ammonium Hydrogen Orthophosphate
Product Code. |
00231 |
Grade |
|
Purity |
Min. 98% |
CAS No. |
7783-28-0 |
Molecular Formula |
(NH4)2HPO4 |
Molecular Weight |
132.06 |
H.S.Code |
31053000.00000 |
Shelf Life |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Colorless crystals |
Odour |
Odorless |
| pH value |
8 |
Melting point/ Freezing point [°C] |
155 °C |
Density [g/cm3] |
1.62 |
| Solubility in water [% weight] |
132.1 g/l at 20 °C |
Packaging
Specification
| Appearance | White Crystals, Crystalline Powder and/or Chunks |
| Assay (acidimetric) | 98.0 - 102.0% |
| PH (5% solution in CO2 free water) | 7.7—8.1 |
| Insoluble matter | Max.0.005% |
| Chloride (Cl) | Max 0.003% |
| Nitrate (NO3) | Max 0.003% |
| Sulphate (SO4) | Max 0.01% |
| Arsenic (As) | Max 0.0001% |
| Calcium (Ca) | Max.0.003% |
| Iron (Fe) | Max 0.001% |
| Heavy metal (as Pb) | Max 0.001% |
| Potassium (K) | Max 0.005% |
| Sodium (Na) | Max 0.005% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338