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30501-M

Ammonium hydroxide solution

puriss. p.a., reag. ISO, reag. Ph. Eur., ≥25% NH3 basis

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
UNSPSC Code:
12352106
NACRES:
NA.21
PubChem Substance ID:
329753525
MDL number:
MFCD00066650
Beilstein/REAXYS Number:
3587154
Concentration:
≥25% NH3
Form:
liquid
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Quality Level

100

agency

USP/NF, reag. ISO, reag. Ph. Eur.

grade

puriss. p.a.

form

liquid

expl. lim.

27 %

concentration

≥25% NH3

impurities

readily oxidisable substances, complies, ≤0.00005% pyridine, ≤0.0005% KMnO4 red. matter (as O), ≤1 ppm heavy metals (as Pb)

evapn. residue

≤0.0018%

density

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

anion traces

chloride (Cl-): ≤1.0 ppm, carbonate (CO32-): ≤10 ppm, phosphate (PO43-): ≤0.5 ppm, silicate (as SiO2): ≤10 ppm, sulfate (SO42-): ≤2 ppm, sulfide (S2-): ≤0.2 ppm

SMILES string

[NH4+].[OH-]

cation traces

Ag: ≤0.02 ppm, Al: ≤0.5 ppm, Au: ≤0.1 ppm, Ba: ≤0.05 ppm, Bi: ≤0.1 ppm, Ca: ≤1 ppm, Cd: ≤0.05 ppm, Co: ≤0.05 ppm, Cr: ≤0.05 ppm, Cu: ≤0.1 ppm, Fe: ≤0.1 ppm, Ga: ≤0.02 ppm, In: ≤0.02 ppm, K: ≤0.5 ppm, Li: ≤0.02 ppm, Mg: ≤0.1 ppm, Mn: ≤0.05 ppm, Mo: ≤0.05 ppm, Na: ≤1 ppm, Ni: ≤0.05 ppm, Pb: ≤0.05 ppm, Pt: ≤0.1 ppm, Sn: ≤0.1 ppm, Sr: ≤0.2 ppm, Ti: ≤0.1 ppm, Tl: ≤0.05 ppm, Zn: ≤0.1 ppm

suitability

complies for appearance of solution

storage temp.

2-8°C

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

Application


  • Ammonium Hydroxide in Material Adsorption: Ammonium hydroxide is used to enhance the adsorption capacity of alginate-based magnetic nanocomposite beads for removing heavy metal ions from water, showcasing its effectiveness in water purification technologies (Russo et al., 2024).

  • Capillary Electrophoresis for Nanoplastics: Ammonium hydroxide is utilized in developing methodologies for the separation and detection of nanoplastic particles using capillary electrophoresis, crucial for environmental monitoring and safety assessments (Adelantado et al., 2024).

Packaging

In PE-bottles; also available PE-bottles black (Material no. ending with PEBL; Glass-bottles (Material no. ending with *-GL), PE canister (Material no. ending with *-H)

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Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
SDBB3596
SDBB4502
SDBB5137
SDBB4506
SDBB4507

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Articles

Analysis of Drugs of Abuse in Urine

Validate urine sample cleanup with HLB SPE for opioid analysis via LC-MS/MS using the Supel™ Swift HLB 96-well plate.

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
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