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Merck

1.01124

Ammonium dihydrogen phosphate

cryst. extra pure

Synonym(s):

Ammonium dihydrogen phosphate, Ammonium biphosphate, Ammonium phosphate monobasic, Primary ammonium phosphate, Monoammonium orthophosphate

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About This Item

Linear Formula:
(NH4)H2PO4
CAS Number:
Molecular Weight:
115.03
UNSPSC Code:
12352301
EC Index Number:
231-764-5
MDL number:
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vapor pressure

0.066 hPa ( 125 °C)

Quality Level

assay

≥99.0% (acidimetric)

form

solid

potency

5750 mg/kg LD50, oral (Rat), >7940 mg/kg LD50, skin (Rabbit)

pH

3.8-4.4 (20 °C, 50 g/L in H2O)

mp

190 °C

solubility

368 g/L

density

1.80 g/cm3 at 20 °C

bulk density

800‑1100 kg/m3

application(s)

pharma/biopharma processes

storage temp.

2-30°C

SMILES string

[P](=O)([O-])([O-])[O-].[N+H4].[H+].[H+]

InChI

1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)

InChI key

LFVGISIMTYGQHF-UHFFFAOYSA-N

General description

We offer a range of high quality critical raw materials plus the documentation and expertise to help our customers meet stringent regulatory requirements. Our SAFC® portfolio of high-quality products withstands strict quality control procedures.

Application

Ammonium dihydrogen phosphate cryst. extra pure is suitable for use in pharmaceutical processes.

Legal Information

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany


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Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



Certificates of Analysis (COA)

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