Skip to Content
Merck
All Photos(5)

Documents

A5764

Sigma-Aldrich

Ammonium phosphate dibasic

reagent grade, ≥98.0%

Synonym(s):

Ammonium hydrogenphosphate, Diammonium hydrogenphosphate, di-Ammonium hydrogenphosphate (sec)

Sign Into View Organizational & Contract Pricing
All Photos(5)

About This Item

Linear Formula:
(NH4)2HPO4
CAS Number:
7783-28-0
Molecular Weight:
132.06
EC Number:
231-987-8
MDL number:
MFCD00010891
UNSPSC Code:
12352300
PubChem Substance ID:
329770835
NACRES:
NA.21

grade

reagent grade

Quality Level

100

Assay

≥98.0%

form

powder or crystals

pH

7.5-9.0 (25 °C, 132.1 g/L)

mp

155 °C (dec.) (lit.)

solubility

water: soluble 132 g/L at 20 °C

SMILES string

N.N.OP(O)(O)=O

InChI

1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4)

InChI key

MNNHAPBLZZVQHP-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Ammonium phosphate dibasic may be used in the following studies:
  • As an activator in generating activated carbon using waste ramulus mori as a source material.
  • To compose the mobile phase for the removal of synthetic impurities from voriconazole by HPLC.
  • Preparation of Eu ions doped oxyapatite Ca8Gd2(PO4)6O2 (CGP) samples.
  • Syringe-type cartridge based electric field-assisted solid phase extraction of sunset yellow, an anionic dye.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Preparation and characterization of activated carbon from waste ramulus mori.
Tang YB, et al.
Chemical Engineering Journal, 203, 19-24 (2012)
Study of metastable equilibria in the ternary system NH4H 2PO4-(NH4)2HPO4-H2O at -7 and -9 ?C.
Fluid Phase Equilibria, 354, 47-53 (2013)
Burdock GA.
Encyclopedia of Food and Color Additives, 1, 144-144 (1997)
Development and validation of a stability-indicating HPLC method for determination of voriconazole and its related substances.
Gu P and Li Y.
Journal of Chromatographic Science, 47(7), 594-598 (2009)
Effect of Ammonium Salts on an Illitic Shale.
Bauleke MP and Dodd CM.
Journal of the American Ceramic Society. American Ceramic Society, 40(10), 325-334 (1957)
View All Related Papers

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