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05003

Sigma-Aldrich

Ammonium hydroxide solution

puriss., meets analytical specification of Ph. Eur., 25-30% NH3 basis

Synonym(s):
Ammonia aqueous, Ammonia water
Linear Formula:
NH4OH
CAS Number:
Molecular Weight:
35.05
Beilstein:
3587154
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

puriss.

Quality Level

assay

25-30% NH3 basis

form

liquid

quality

meets analytical specification of Ph. Eur.

expl. lim.

27 %

impurities

≤0.0018% non-volatile matter
≤1 ppm heavy metals (as Pb)
≤2 ppm pyridine, related subst. (as pyridine)

pH

11.7 (20 °C)

density

0.892-0.910 g/mL at 20 °C
0.9 g/mL at 25 °C (lit.)

anion traces

carbonate (CO32-): ≤60 ppm
chloride (Cl-): ≤1 ppm
sulfate (SO42-): ≤5 ppm

cation traces

Fe: ≤0.25 ppm

storage temp.

2-8°C

SMILES string

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

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Related Categories

Packaging

In PE-bottles; also available in Glass-bottles (Material no. ending with *-GL), Steel drum with PE inliner (Material no. ending with *H)

Other Notes

The article number 05003-4X2.5L will be discontinued. Please order the single bottle 05003-2.5L which is physically identical with the same exact specifications.
The article number 05003-4X5L will be discontinued. Please order the single bottle 05003-5L which is physically identical with the same exact specifications.
The article number 05003-6X1L will be discontinued. Please order the single bottle 05003-1L which is physically identical with the same exact specifications.

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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