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Merck

11209

Ammonium chloride

puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, 99.5-100.5% (calc. to the dried substance)

Synonym(s):

Salmiac

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About This Item

Linear Formula:
NH4Cl
CAS Number:
12125-02-9
Molecular Weight:
53.49
NACRES:
NA.21
PubChem Substance ID:
329749325
eCl@ss:
38050207
UNSPSC Code:
12352300
EC Number:
235-186-4
MDL number:
MFCD00011420
Beilstein/REAXYS Number:
4371014
Assay:
99.5-100.5% (calc. to the dried substance)
Form:
solid

Key Documents

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vapor density

1.9 (vs air)

Quality Level

200

vapor pressure

1 mmHg ( 160.4 °C)

grade

puriss.

assay

99.5-100.5% (calc. to the dried substance)

form

solid

quality

meets analytical specification of Ph. Eur., BP, USP, FCC

impurities

acidity or alkalinity, complies, residual solvents, complies, thiocyanate (SCN), complies

ign. residue

≤0.1% (as SO4)

loss

≤0.5% loss on drying, 105 °C

pH

4.6-6.0 (25 °C, 5%)

mp

340 °C (subl.) (lit.)

anion traces

bromide (Br-): in accordance, iodide (I-): in accordance, sulfate (SO42-): ≤100 mg/kg

cation traces

As: ≤3 mg/kg, Ca: ≤100 mg/kg, Cu: ≤20 mg/kg, Fe: ≤20 mg/kg, Mg: ≤10 mg/kg, Pb: ≤4 mg/kg, Zn: ≤20 mg/kg

suitability

complies for appearance of solution

SMILES string

N.Cl

InChI

1S/ClH.H3N/h1H;1H3

InChI key

NLXLAEXVIDQMFP-UHFFFAOYSA-N

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Related Categories

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

11 - Combustible Solids

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

11209-BULK: + 11209-6X1KG: + 11209-25KG-H: + 11209-VAR: + 11209-65KG: + 11209-6X2.5KG: + 11209-1KG:4548173982946 + 11209-2.5KG:4548173982953

jan

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The Vibrational Spectra of Molecules and Complex Ions in Crystals III. Ammonium Chloride and Deutero-Ammonium Chloride.
Wagner EL and Hornig DF.
J. Chem. Phys., 18(3), 296-304 (1950)
Ammonium chloride-catalyzed one-pot synthesis of 3,4-dihydropyrimidin-2-(1H)-ones under solvent-free conditions
Shaabani A, et al
Tetrahedron Letters, 44, 857-859 (2003)
Neutron diffraction study of the crystal structure of ammonium chloride.
Levy, Henri A., and S. W. Peterson.
Physical Review, 86(5), 766-766 (1952)
Barbara Nozière et al.
Physical chemistry chemical physics : PCCP, 12(15), 3864-3872 (2010-04-02)
In natural environments such as atmospheric aerosols, organic compounds coexist with inorganic salts but, until recently, were not thought to interact chemically. We have recently shown that inorganic ammonium ions, NH(4)(+), act as catalysts for acetal formation from glyoxal, a
Alexander J F Egan et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(22), 8197-8202 (2014-05-14)
Bacteria surround their cytoplasmic membrane with an essential, stress-bearing peptidoglycan (PG) layer. Growing and dividing cells expand their PG layer by using membrane-anchored PG synthases, which are guided by dynamic cytoskeletal elements. In Escherichia coli, growth of the mainly single-layered
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