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379980

Sigma-Aldrich

Ammonium phosphate dibasic

≥99.99% trace metals basis

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Synonym(s):
Ammonium hydrogenphosphate, Diammonium hydrogenphosphate, di-Ammonium hydrogenphosphate (sec)
Linear Formula:
(NH4)2HPO4
CAS Number:
Molecular Weight:
132.06
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

≥99.99% trace metals basis

form

crystalline

impurities

≤100.0 ppm Trace Metal Analysis

mp

155 °C (dec.) (lit.)

application(s)

battery manufacturing

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

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1 of 4

This Item
2159960983930402
Ammonium phosphate dibasic ACS reagent, ≥98%

Sigma-Aldrich

215996

Ammonium phosphate dibasic

Essential Grade
Ammonium phosphate dibasic BioUltra, ≥99.0% (T)

Sigma-Aldrich

09839

Ammonium phosphate dibasic

Premium Grade
Ammonium phosphate dibasic puriss. p.a., ACS reagent, reag. Ph. Eur., ≥98% (alkalimetric)

Sigma-Aldrich

30402

Ammonium phosphate dibasic

Essential Grade
form

crystalline

form

crystals or chunks, powder

form

-

form

powder, crystals or granules

impurities

≤100.0 ppm Trace Metal Analysis

impurities

≤0.005% NH4OH pptd., ≤0.005% insolubles

impurities

insoluble matter, passes filter test

impurities

≤0.001% heavy metals (as Pb)

mp

155 °C (dec.) (lit.)

mp

155 °C (dec.) (lit.)

mp

155 °C (dec.) (lit.)

mp

155 °C (dec.) (lit.)

Quality Level

100

Quality Level

-

Quality Level

200

Quality Level

-

application(s)

battery manufacturing

application(s)

-

application(s)

-

application(s)

-

General description

Ammonium phosphate dibasic is widely used as a starting material to fabricate cathodes for Li-ion batteries. It can also be used to remove residual lithium from LiNiO2-based cathode materials.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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