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diammonium phosphate
Properties:
colorless transparent monoclinic crystal or white powder, easy soluble in water, gradually lose ammonia to become into ammonium dihydrogen phosphate when exposed into the air, its aqueous solution is alkali.
Specification: appearance: white crystal
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Specifications |
Specifications |
|
Industrial grade |
Food grade |
| Appearance |
White crystals |
| Main content,min |
98.0 |
98.0 |
| Phosphorus pent-oxide,min |
53.0 |
53.0 |
| Nitrogen as N,min |
20.9 |
20.9 |
| Water insoluble, max |
0.10 |
0.05 |
| Moisture,max |
0.2 |
0.2 |
| Heavymetals,as Pb,max |
- |
0.001 |
| Arsenic,as As,max |
- |
0.0003 |
| Fluoride,as F,max |
- |
0.002 |
| PH |
7.8-8.2 |
7.8-8.2 |
Uses: mainly used in printing plate making, pharmaceutical, fire retardant and the manufacture of electron tube, used in soaking wood and textile to improve their durability, used as fire retardant in heat insulating material of rocket engine motor, also used as excellent high-efficiency fertilizer.
Package: woven bag lined with plastic bag, net weight: 25kg/barrel. |