MilliporeSigma
All Photos(1)

71283

Sigma-Aldrich

Ammonium sodium phosphate dibasic tetrahydrate

puriss. p.a., ≥99.0% (NT)

Synonym(s):
sec-Sodium ammonium phosphate, Sodium ammonium hydrogen phosphate, Ammonium sodium hydrogen phosphate
Linear Formula:
NaNH4HPO4 · 4H2O
CAS Number:
Molecular Weight:
209.07
MDL number:
PubChem Substance ID:

grade

puriss. p.a.

assay

≥99.0% (NT)

form

crystals

solubility

water: soluble(lit.)

anion traces

chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Ag: ≤5 mg/kg
Al: ≤5 mg/kg
As: ≤0.5 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤10 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Tl: ≤10 mg/kg
Zn: ≤5 mg/kg

SMILES string

[NH4+].[Na+].OP([O-])([O-])=O

InChI

1S/H3N.Na.H3O4P.4H2O/c;;1-5(2,3)4;;;;/h1H3;;(H3,1,2,3,4);4*1H2/q;+1;;;;;/p-1

InChI key

IQTQISLCLWJRPM-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

Ammonium sodium phosphate dibasic tetrahydrate (Ammonium sodium hydrogen phosphate) is a colorless ammonium salt. On heating, it undergoes decomposition to afford sodium polyphosphate.

Application

Ammonium sodium phosphate dibasic tetrahydrate (Sodium ammonium phosphate tetrahydrate) may be used in the following studies:
  • To compose the growth medium during the biocatalytic synthesis of 4-fluorocatechol.
  • Preparation of microcosmic salt beads, which are used in qualitative analysis.

Other Notes

Reagent for the decomposition of barium sulfate in phosphate salt beads

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More Documents

SDS

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service