221228
Ammonium hydroxide solution
ACS reagent, 28.0-30.0% NH3 basis
Synonym(s):
Ammonia aqueous, Ammonia water
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About This Item
form
liquid
InChI
1S/H3N.H2O/h1H3;1H2
InChI key
VHUUQVKOLVNVRT-UHFFFAOYSA-N
grade
ACS reagent
autoignition temp.
1204 °F
expl. lim.
27 %
concentration
28.0-30.0% NH3
impurities
MnO4- reducers, passes test, ≤0.002% CO2
ign. residue
≤0.002%
pH
11.7 (20 °C)
Quality Level
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: ≤0.5 ppm (by ICP)
storage temp.
2-8°C
solubility
water: soluble
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General description
Application
- 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-dihydro-3,5-pyridinedicarboxylates via Hantzsch synthesis in a microwave cavity synthesizer.
Packaging
Other Notes
signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
8B - Non-combustible corrosive hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
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