Merck
All Photos(2)

1.05426

Supelco

Ammonia solution 32%

EMPLURA®

Synonym(s):
Ammonia aqueous, Ammonium hydroxide solution, Ammonia water
Linear Formula:
NH4OH
CAS Number:
Molecular Weight:
35.05
Beilstein:
3587154
MDL number:

Quality Level

vapor pressure

837 hPa ( 20 °C)

product line

Emplura®

assay

≥30% (NH<SUB>3</SUB>, acidimetric)

form

liquid

expl. lim.

27 %

impurities

≤0.0001% Heavy metals (as Pb)
≤0.0005% Fe (Iron)
≤0.0008% Substances reducing potassium permanganate (as O)
≤0.002% Chloride (Cl)
≤0.003% Sulphate (SO?)

ign. residue

≤0.003% (as sulphates)

color

APHA: ≤10

bp

37.7 °C/1013 hPa

mp

-91.5 °C

density

0.9 g/mL at 25 °C (lit.)

storage temp.

2-30°C

SMILES string

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

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Analysis Note

Assay (acidimetric, NH₃): ≥ 30 %
Identity: passes test
Colour: ≤ 10 Hazen
Chloride (Cl): ≤ 0.002 %
Sulphate (SO₄): ≤ 0.003 %
Heavy metals (as Pb): ≤ 0.0001 %
Fe (Iron): ≤ 0.0005 %
Substances reducing potassium permanganate (as O): ≤ 0.0008 %
Residue on ignition (as sulphates): ≤ 0.003 %

Legal Information

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

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 2

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