Ammonium hydroxide solution
SIGALD/17093 - puriss. p.a. plus, ≥25% NH3 in H2O
Synonym: Ammonia aqueous; Ammonia water
CAS Number: 1336-21-6
Empirical Formula (Hill Notation): H5NO
Molecular Weight: 35.05
MDL Number: MFCD00066650
Linear Formula: NH4OH
Product Type: Chemical
anion traces | chloride (Cl-): ≤0.2 mg/kg |
phosphate (PO43-): ≤0.2 mg/kg | |
sulfate (SO42-): ≤1 mg/kg | |
assay | ≥25% |
cation traces | Ag: ≤0.01 mg/kg |
As, Sb (as As): ≤0.01 mg/kg | |
Au: ≤0.01 mg/kg | |
B: ≤0.01 mg/kg | |
Ba: ≤0.01 mg/kg | |
Be: ≤0.01 mg/kg | |
Bi: ≤0.01 mg/kg | |
Ca: ≤0.01 mg/kg | |
Cd: ≤0.01 mg/kg | |
Co: ≤0.01 mg/kg | |
Cr: ≤0.01 mg/kg | |
Cs: ≤0.01 mg/kg | |
Cu: ≤0.01 mg/kg | |
Fe: ≤0.01 mg/kg | |
Ga: ≤0.01 mg/kg | |
Ge: ≤0.01 mg/kg | |
In: ≤0.01 mg/kg | |
K: ≤0.01 mg/kg | |
Li: ≤0.01 mg/kg | |
Mg: ≤0.01 mg/kg | |
Mn: ≤0.01 mg/kg | |
Mo: ≤0.01 mg/kg | |
Na: ≤0.01 mg/kg | |
Ni: ≤0.01 mg/kg | |
Pb: ≤0.01 mg/kg | |
Pt: ≤0.01 mg/kg | |
Sn: ≤0.01 mg/kg | |
Sr: ≤0.01 mg/kg | |
Ti: ≤0.01 mg/kg | |
Tl: ≤0.01 mg/kg | |
V: ≤0.01 mg/kg | |
Zn: ≤0.01 mg/kg | |
Zr: ≤0.01 mg/kg | |
concentration | ≥25% NH3 in H2O |
density | 0.9 g/mL at 25 °C (lit.) |
0.91 g/mL at 20 °C | |
evapn. residue | ≤0.001% |
expl. lim. | 27 % |
form | liquid |
grade | puriss. p.a. plus |
InChI | 1S/H3N.H2O/h1H3;1H2 |
InChI key | VHUUQVKOLVNVRT-UHFFFAOYSA |
pH | 11.7 (20 °C) |
Quality Level | 100 |
SMILES string | [NH4+].[OH-] |
storage temp. | 2-8°C |
Application: | Ammonium hydroxide solution may be used in the following studies: • Preparation of magnetic nanoparticles. • To investigate the effect of substrate on the morphology of ZnS thin films by chemical bath deposition. • Preparation of amine functionalized cellulose nanocrystals (CNC-NH2). • Wet processing of the GaAs(100) surface. |
Application: | Ammonium hydroxide solution may be used: • As a medium to prepare magnetite (Fe3O4) nanoparticles via a modified controlled chemical coprecipitation method. • As a solvent and reagent to prepare 4-aryl and 4-alkyl-2,6-dimethyl-1,4- |
General description: | Ammonium hydroxide is a weak base mainly used as a source to prepare other ammonium compounds like urea, ammonium carbonate and ammonium sulfate etc. |
General description: | Ammonium hydroxide solution is a solution of 30-33% NH3 in H2O. It is a colorless liquid having a strong characteristic odor. Electrolytic deposition of silver onto vitreous carbon electrodes from ammonium hydroxide solutions by the potential step technique has been reported. |
Symbol | GHS05,GHS07,GHS09 |
Signal word | Danger |
Hazard statements | H314 - H335 - H410 |
Precautionary statements | P261 - P271 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
Hazard Codes | C,N |
Risk Statements | 34-50 |
Safety Statements | 26-36/37/39-45-61 |
RIDADR | UN 2672 8 / PGIII |
WGK Germany | WGK 2 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥25% |
Density | 0.91 g/mL at 20 °C; 0.9 g/mL at 25 °C (lit.) |
Storage Temp. | 2-8°C |
UNSPSC | 12352106 |