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Merck
CN

40205

Ammonium hydroxide solution

≥25% NH3 in H2O

Synonym(s):

Ammonia aqueous, Ammonia water

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About This Item

Linear Formula:
NH4OH
CAS Number:
1336-21-6
Molecular Weight:
35.05
PubChem Substance ID:
57649930
UNSPSC Code:
12352300
Beilstein/REAXYS Number:
3587154
MDL number:
MFCD00066650

Key Documents

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Product Name

Ammonium hydroxide solution, ≥25% NH3 in H2O

SMILES string

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

CofA

specification on request

expl. lim.

27 %

concentration

≥25% NH3 in H2O

density

0.9 g/mL at 25 °C (lit.)

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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

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Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 2 - 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

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
SZBG2080V
SZBG0320V
SZBF2940V
SZBF1040V
SZBE0580V

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A systematic study of transfection efficiency and cytotoxicity in HeLa cells using iron oxide nanoparticles prepared with organic and inorganic bases
Calmon MF, et al.
Colloids and Surfaces. B, Biointerfaces, 100(1), 177-184 (2012)
O Hernández-Hernández et al.
Journal of chromatography. A, 1220, 57-67 (2011-12-23)
Three different stationary phases (sulfoalkylbetaine zwitterionic, polyhydroxyethyl aspartamide and ethylene bridge hybrid (BEH) with trifunctionally bonded amide), operating at hydrophilic interaction liquid chromatographic (HILIC) mode, have been assayed and compared for the analysis of complex mixtures of galactooligosaccharides (GOS). Chromatographic
Konstantin Chingin et al.
Analytical chemistry, 84(15), 6856-6862 (2012-07-12)
We introduce an online multiple-junction capillary isoelectric focusing fractionator (OMJ-CIEF) for separation of biological molecules in solution by pI. In OMJ-CIEF, the separation capillary is divided into seven equal sections joined with each other via tubular Nafion membrane insertions. Each
Zhisheng Zhu et al.
Bioresource technology, 119, 199-207 (2012-06-26)
An efficient pretreatment method using NH(4)OH-H(2)O(2) and ionic liquid (IL) was developed for the recovery of cellulose from sugarcane bagasse (SCB). The regenerated SCB from the combined pretreatment exhibited significantly enhanced enzymatic digestibility with an efficiency of 91.4% after 12h
A Farag et al.
Journal of dental research, 93(12), 1313-1319 (2014-10-02)
The periodontal ligament is the key tissue facilitating periodontal regeneration. This study aimed to fabricate decellularized human periodontal ligament cell sheets for subsequent periodontal tissue engineering applications. The decellularization protocol involved the transfer of intact human periodontal ligament cell sheets
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