Ammonio fosfato bibasico, Pharmpur®, NF

- Synonyms: Ammonium biphosphate, Ammonium phosphate dibasic, Fyrex
- (NH4)2HPO4
- M = 132,06 g/mol
- CAS [7783-28-0]
- EINECS-No.: 231-987-8
- Solub. in water: (20 ºC): 690 g/l
- Melting point: 155 ºC (decomposes)
- GHS-signal word: Warning
- GHS-H sentences: H312 - H332
- GHS-P sentences: P261 - P280 - P321 - P304+P340 - P312 - P501a
- Tariff number: 3105 30 00 00
- Applications: Fire-resistant protective clothing, dentifrices, corrosion inhibitor, analytical chemistry.

SPECIFICATIONS
assay (acidimetric): 96,0 - 102,0 %
Identification ammonium: passes test
Identification phosphate: passes test
pH (1 %, H2O): 7,6 - 8,2
chlorides (Cl): max. 0,03 %
sulfates (SO4): max. 0,15 %
arsenic (As): max. 3 ppm