Ammonium dihydrogen phosphate ≥99.0%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Supplier: VWR Chemicals
Certificates
About this item
CAS Number:7722-76-1
:
Formula:NH₄H₂PO₄
MDL Number:MFCD00003396
Merck Index:13,00547
Melting Pt:190 °C
Density:1.8 g/cm³ (20 °C)
:115.03 g/mol
Storage Temperature:Ambient
EINECS:231-764-5
REACH:01-2119488166-29
Specification Test Results
- Assay:Min. 99.0 %
- pH (2,3 %):About 4.2
- pH (25°C; 5 %):3.8 - 4.4
- Heavy metals (as Pb):Max. 5 ppm
- Insolubility in water:Max. 50 ppm
- Cl (Chloride):Max. 5 ppm
- NO3 (Nitrate):Max. 10 ppm
- SO4 (Sulphate):Max. 50 ppm
- Ca (Calcium):Max. 10 ppm
- Fe (Iron):Max. 10 ppm
- K (Potassium):Max. 50 ppm
- Mg (Magnesium):Max. 5 ppm
- Na (Sodium):Max. 50 ppm
- Conforms to ACS:Passes test
- Conforms to Reag. Ph.Eur.:Passes test