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Merck
CN

AX1270

Ammonium Chloride

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Synonym(s):

Ammonium Chloride

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About This Item

Empirical Formula (Hill Notation):
H4ClN
CAS Number:
12125-02-9
Molecular Weight:
53.49
MDL number:
MFCD00011420
UNSPSC Code:
12352301
EC Index Number:
235-186-4
Assay:
≥99.5% (silver nitrate titration)
Grade:
ACS reagent
Form:
crystals

Key Documents

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SMILES string

Cl[NH4]

InChI

1S/ClH.H3N/h1H;1H3

InChI key

NLXLAEXVIDQMFP-UHFFFAOYSA-N

grade

ACS reagent

agency

meets USP/NF

vapor pressure

1.3 hPa ( 30 °C)

assay

≥99.5% (silver nitrate titration)

form

crystals

impurities

≤0.005% Insoluble matter

ign. residue

≤0.01%

pH

4.7 (25 °C, 200 g/L in H2O, External MSDS)

mp

338 °C (sublimed; External MSDS)

anion traces

phosphate (PO43-): ≤2 ppm, sulfate (SO42-): ≤0.002%

cation traces

Ca: ≤0.001%, Fe: ≤2 ppm, Mg: ≤5 ppm, heavy metals: ≤5 ppm

shipped in

ambient

storage temp.

room temp

Quality Level

200

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Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Assay (argentometric)99.5% minCalcium (Ca)0.001% maxFormWhite crystalsHeavy Metals (by ICP-OES)5ppm maxIdentificationTo pass testInsoluble matter0.005% maxIron (Fe)2ppm maxMagnesium (Mg)5ppm maxPhosphate (PO4)2ppm maxResidue after ignition0.01% maxSulfate (SO4)0.002% maxpH of a 5% solution at 25°C4.5-5.5

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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