Sigma-Aldrich
Ammonium Hydroxide ACS Reagent, 28-30% 2.5L
- Part Number:
- MIL-221228-25L-PCA
- Lead Time:
- 2-4 weeks
- Minimum Purchase:
- 1 unit
- Shipping:
- FREE SHIPPING on most orders over $50*
- Quantity:
- each
- Size:
- 2.5 liter
- Style:
- chemical
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Description
Ammonium Hydroxide ACS Reagent 28-30% 2.5l
Synonym: Ammonia aqueous, Ammonia water
- CAS Number 1336-21-6
- Linear Formula NH4OH
- Molecular Weight 35.05
- Beilstein/REAXYS Number 3587154
- MDL number MFCD00066650
- eCl@ss 38060103
- PubChem Substance ID 329752250
- NACRES NA.21
| Quality Level | PREMIUM |
| Grade | ACS reagent |
| InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
| Assay | 28.0-30.0% NH3 basis |
| Autoignition Temperature | 1204°F |
| Expl. Lim. | 27 % |
| Impurities | MnO4- reducers, passes test |
| ign. residue | ≤0.002% |
| Density | 0.9 g/mL at 25°C (lit.) |
| anion traces | chloride (Cl-): ≤0.5 ppm |
| cation traces | Fe: ≤0.2 ppm |
| storage temp. | 2-8°C |
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.
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-dihydro-3,5-pyridinedicarboxylates via Hantzsch synthesis in a microwave cavity synthesizer.
Documents
Warnings
Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required.
Most chemicals cannot be expedited.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning
Please note: This product is not returnable.