Ammonium bicarbonate is a colorless or light-colored compounds, show granular, plate or columnar crystal, a proportion of 1.57, bulk density 0.75 relatively ammonium sulfate (0.86) light, slightly heavier than granular urea (0.66) is soluble in water, 0 °C when solubility for 11.3 per cent, 20 for °C 21%; 40 when °C is 35%.
Use:
Analytics reagents. Used for the ammonium salt preparation, dye synthesis, fabric degrease, foam.
Details:
|
Test item |
Specification |
|
Reagent grade |
Pharmaceutical grade |
|
Appearance |
Conform |
Conform |
|
Assay (NH3)% |
21.0-22.0 |
21.0-22.0 |
|
Burning residua % |
≤ 0.002 |
≤ 0.01 |
|
Chloride (Cl)% |
≤ 0.0005 |
≤ 0.003 |
|
Sulfur compounds (SO4) % |
≤ 0.002 |
≤ 0.005 |
|
Iron (Fe)% |
≤ 0.0001 |
≤ 0.0005 |
|
Heavy metal (Pb)% |
≤ 0.0005 |
≤ 0.001 |
|
Clarify degrees test |
Conform |
Conform |
|
Water insoluble % |
≤ 0.002 |
≤ 0.01 |
