Ammonium dihydrogen phosphate for analysis ENSURE ACS, packing: 500 gram

Replaces AX1350; AX1350-1; AX1350-20 Synonyms Ammonium biphosphate, Ammonium phosphate monobasic, Primary ammonium phosphate, Monoammonium orthophosphate

Specifications:

• Assay (acidimetric) 99.0 %
• Insoluble matter 0.005 %
• pH-value (5 %; water, 25 C) 3.8 – 4.4
• pH-value (2.3%; water) about 4.2
• Chloride (Cl) 0.0005 %
• Nitrate (NO) 0.001 %
• Sulphate (SO) 0.005 %
• Heavy metals (as Pb) 0.0005 %
• Ca (Calcium) 0.001 %
• Fe (Iron) 0.001 %
• K (Potassium) 0.005 %
• Mg (Magnesium) 0.0005 %
• Na (Sodium) 0.005 %