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Merck

05003

Sigma-Aldrich

Hidróxido de amonio solution

puriss., meets analytical specification of Ph. Eur., 25-30% NH3 basis

Sinónimos:

Agua amoniacal, Amoníaco acuoso

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About This Item

Fórmula lineal:
NH4OH
Número de CAS:
Peso molecular:
35.05
Beilstein/REAXYS Number:
3587154
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.21

Quality Level

grade

puriss.

form

liquid

quality

meets analytical specification of Ph. Eur.

expl. lim.

27 %

concentration

25-30% NH3

impurities

≤0.0018% non-volatile matter
≤1 ppm heavy metals (as Pb)
≤2 ppm pyridine, related subst. (as pyridine)

pH

11.7 (20 °C)

density

0.892-0.910 g/mL at 20 °C
0.9 g/mL at 25 °C (lit.)

anion traces

carbonate (CO32-): ≤60 ppm
chloride (Cl-): ≤1 ppm
sulfate (SO42-): ≤5 ppm

cation traces

Fe: ≤0.25 ppm

storage temp.

2-8°C

SMILES string

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

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Packaging

In PE-bottles; also available in Glass-bottles (Material no. ending with *-GL), Steel drum with PE inliner (Material no. ending with *H)

Other Notes

The article number 05003-4X2.5L will be discontinued. Please order the single bottle 05003-2.5L which is physically identical with the same exact specifications.
The article number 05003-4X5L will be discontinued. Please order the single bottle 05003-5L which is physically identical with the same exact specifications.
The article number 05003-6X1L will be discontinued. Please order the single bottle 05003-1L which is physically identical with the same exact specifications.

signalword

Danger

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_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Synchrotron photoemission spectroscopy study of ammonium hydroxide etching to prepare well-ordered GaAs (100) surfaces.
Lebedev MV, et al.
Applied Surface Science, 229(1), 226-232 (2004)
Claudia M Gómez-Gutiérrez et al.
Scanning, 37(6), 389-392 (2015-05-27)
In this work, the influence of substrate on the morphology of ZnS thin films by chemical bath deposition is studied. The materials used were zinc acetate, tri-sodium citrate, thiourea, and ammonium hydroxide/ammonium chloride solution. The growth of ZnS thin films
Jong-Hee Kim et al.
Journal of nanoscience and nanotechnology, 14(11), 8739-8744 (2015-05-12)
Magnetic nanoparticles were synthesized by the addition of ammonium hydroxide to an iron chloride solution by chemical co-precipitation. In order to examine systematically the crystal phase, average size, and magnetic properties of the magnetic nanoparticles, the following were used as
Silver electrocrystallization on vitreous carbon from ammonium hydroxide solutions.
Palomar-Pardave M, et al.
Journal of the Electrochemical Society, 143(5), 1551-1558 (1996)
Seyedeh Parinaz Akhlaghi et al.
Carbohydrate research, 409, 48-55 (2015-05-02)
A simple protocol was used to prepare amine functionalized cellulose nanocrystals (CNC-NH2). In the first step, epichlorohydrin (EPH) was reacted with ammonium hydroxide to produce 2-hydroxy-3-chloro propylamine (HCPA). In the next step, HCPA was grafted to CNC using the etherification

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