Ammonium hydroxide solution

1336-21-6.png
CAS Number

1336-21-6

Linear Formula

NH4OH

Molecular Weight

35.05

Specifications

assay 28.0-30.0% NH3 basis
concentration 28.0-30.0% NH3
density 0.9 g/mL at 25 °C(lit.)
anion traces chloride (Cl-): ≤0.5 ppm
nitrate (NO3-): ≤2 ppm
phosphate (PO43-): ≤2 ppm
sulfate (SO42-): ≤2 ppm
cation traces Fe: ≤0.2 ppm
heavy metals (as Pb): ≤0.5 ppm
impurities MnO4- reducers, passes test
≤0.002% CO2
autoignition temp. 1204 °F
ign. residue ≤0.002%

Safety Information

Symbol

GHS05, GHS07, GHS09

Signal word

Danger

Hazard statements

H314-H335-H400

Risk Statements (Europe)

34-50

Hazard Codes (Europe)

C,N

Safety Statements (Europe)

26-36/37/39-45-61

WGK Germany

2

RIDADR

UN 2672 8 / PGIII

Synonym

Ammonium hydroxide (8CI) Ammonia water Ammonia, aqua Ammonia, monohydrate Aqua ammonia