AMMONIUM DIHYDROGEN PHOSPHATE-ACS
   
CAS NO. : 7722-76-1            FORMULA         :   NH4H2PO4
GRADE   : ACS            FORMULA WT   :     115.03
   
TEST SPECIFICATION
Description White crystalline powder
Solubility (10 % aq) Clear & Colourless
pH( 5% aq Sol) 3.8-4.4 at 25°C
Insoluble matter Max 0.005% w/w
Chloride Max 0.0005%
Nitrate Max 0.001%
Sulfate Max 0.01%
Potassium (K) Max0.005%
Magnesium (Mg) Max0.0005%
Sodium (Na) Max0.005%
Calcium (Ca) Max0.001%
Heavy metal Max 0.0005%
Iron Max 0.001%
Assay Min 98.0% of NH4H2PO4

 

AMMONIUM DIHYDROGEN PHOSPHATE-GR
   
CAS NO. : 7722-76-1            FORMULA         :   NH4H2PO4
GRADE   : GR            FORMULA WT   :     115.03
   
TEST SPECIFICATION
Description White crystalline powder
Solubility (10 % aq) Clear & Colourless
Assay min 99%
pH( 5% aq Sol) 4.4 – 4.5 at 25°C
Chloride (Cl) max 0.0005%
Sulphate (SO4) max 0.005%
Arsenic (As) max 0.00005%
Heavy metal (Pb) max 0.0005%
Nitrate (NO3) max 0.001%
Iron (Fe) max 0.001%
Potassium (K) max 0.005%
Sodium (Na) max 0.005%

 

AMMONIUM DIHYDROGEN PHOSPHATE-LR
   
CAS NO. : 7722-76-1            FORMULA         :   NH4H2PO4
GRADE   : LR            FORMULA WT   :     115.03
   
TEST SPECIFICATION
Description White crystalline powder
Solubility (10 % aq) Clear & Colourless
Assay 98.0 – 101.0 %
pH( 5% aq Sol) 4.0 – 4.5 at 25°C
Residue after ignition Max 0.01%
Water insoluble matter Max0.001%
Chloride (Cl) Max 0.005%
Sulphate (SO4) Max 0.05%
Iron Max 0.005%
Arsenic (As) Max 0.0001%
Heavy metal (Pb) Max 0.005%