Product Name
Ammonium dihydrogen orthophosphate
Description
DryPowder; DryPowder, PelletsLargeCrystals; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid
IUPAC Name
azanium;dihydrogen phosphate
Molecular Weight
115.03g/mol
Molecular Formula
NH4H2PO4;H6NO4P
Canonical SMILES
[NH4+].OP(=O)(O)[O-]
InChI
InChI=1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
InChI Key
LFVGISIMTYGQHF-UHFFFAOYSA-N
Solubility
Slightly soluble in ethanol; insoluble in acetone;40.4 g/100 g water at 25 °C;1 g dissolves in about 2.5 mL water; slightly soluble in alcohol; practically insoluble in acetone
Color/Form
White, tetrahedral crystals;Brilliant white crystals or powder
Covalently-Bonded Unit Count
2
Exact Mass
115.003445g/mol
MeSH Entry Terms
ammonium hydrogen phosphate;ammonium orthophosphate;ammonium phosphate;ammonium phosphate ((NH4)3PO4);ammonium phosphate, dibasic;ammonium phosphate, monobasic;ammonium phosphate, tribasic;diammonium hydrogen phosphate;diammonium phosphate;monoammonium phosphate;monobasic ammonium phosphate;phosphoric acid, ammonium salt;primary ammonum phosphate;triammonium phosphate;tribasic ammonium phosphate
Monoisotopic Mass
115.003445g/mol
Other Experimental
Mildly acid in reaction;HEAT OF SOLN: 42 BTU/LB= 23 CAL/G= 0.97X10+5 JOULES/KG;The crystals have piezoelecric properties; very stable (7 Pa at 125 °C);Decomposes at high temperature, affording ammonia and polyphosphoric acid
Refractive Index
Index of refraction: 1.525; 1.479, both at 589 nm