Calcium Hypophosphite
Grade |
BPC-63 |
NF-X |
Acidity |
1 ml of 0.1 N NaOH to change color |
1 ml of 0.1 N NaOH to neutralize |
Identification |
Should give characteristic reactions of calcium and hypophosphite |
Should give characteristic reactions of calcium and hypophosphite |
Description |
White powder of lustrous crystals, odourless, nauseous bitter in taste |
White powder of lustrous crystals, odourless, nauseous bitter in taste |
Arsenic |
Max 4 ppm |
Complies to Limit test |
Barium |
No Turbidity or precipitates formed |
- |
Lead |
Max. 10 ppm |
- |
Solubility |
1part dissolves slowly in 7 parts of water and solution is Clear and colorless. Insoluble in alcohol |
1.0 gm dissolves slowly in 6.5 ml of water and solution is Clear and colorless. Insoluble in alcohol |
Phosphate and insoluble matter |
Max 0.1% |
- |
Heavy Metals |
- |
Max. 20 ppm |
Loss On Drying |
- |
Not More than 3% @ 105oC for 1 hour |
Water Insoluble Substances |
- |
Max. 5 mg per gm of substance |
Phosphorous Compounds |
- |
No offensive odour is developed |
Assay |
98.0 to 101.0 % |
Not Less than 98% |