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40321 Aldrich

Ammonium hydroxide solution

≥25% NH3 in H2O, semiconductor grade SLSI PURANAL (Honeywell 17301)

Synonym: Ammonia aqueous, Ammonia water

  • CAS Number 1336-21-6

  • Linear Formula NH4OH

  • Molecular Weight 35.05

  •  Beilstein Registry Number 3587154

  •  MDL number MFCD00066650

  •  PubChem Substance ID 24864892

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Properties

Related Categories Acids & Bases, Bases, Chemical Synthesis, Electronic Chemicals, Inorganic Bases,
grade   semiconductor grade SLSI PURANAL (Honeywell 17301)
InChI Key   VHUUQVKOLVNVRT-UHFFFAOYSA-N
assay   28.0-30.0
CofA   specification on request
expl. lim.   27 %
concentration   ≥25% NH3 in H2O
density   0.9 g/mL at 25 °C(lit.)

Description

Application

Ammonium hydroxide may be used;
• to clean wafers.1
• to prepare magnetic iron oxide nanoparticles.
• in the recovery of cellulose from sugarcane bagasse, the process enhances hydrolysis and production of bioethanol. in bi-directional perfusion technique of human periodontal ligament cell sheets.
• as a mobile phase in the liquid chromatography for prebiotic galactooligosaccharides.

General description

Ammonium hydroxide is a weak base with an increasing dissociation upon dilution. The base serves as a
• precipitant for the R2O3 group of elements,
• complexing agent,
• dissolution medium.7

Legal Information

PURANAL is a trademark of Honeywell Specialty Chemicals Seelze GmbH

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 2672 8 / PGIII
WGK Germany 
2
Protocols & Articles

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