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1.05428

Supelco

Ammonia solution

25%, Suprapur®

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Synonym(s):
Ammonium hydroxide solution, Ammonia aqueous, Ammonia water
Linear Formula:
NH4OH
CAS Number:
Molecular Weight:
35.05
Beilstein:
3587154
MDL number:
UNSPSC Code:
12352402
NACRES:
NB.21

product name

Ammonia solution 25 %, Suprapur®

grade

for inorganic trace analysis

Quality Level

vapor pressure

483 hPa ( 20 °C)

form

liquid

expl. lim.

27 %

concentration

25%

bp

37.7 °C/1013 hPa

mp

-57.5 °C

density

0.9 g/mL at 25 °C (lit.)

storage temp.

2-30°C

SMILES string

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

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Related Categories

Application



  • Research on the Synthesis of Zinc-Ammonium Phosphate Using Galvanic Waste Sludge as a Source of Zinc.: This study focuses on the application of 25% ammonia solution in synthesizing zinc-ammonium phosphate from galvanic waste, contributing to waste valorization and chemical recycling efforts (Marian et al., 2024).


  • Development of a Simultaneous Liquid Chromatography-Tandem Mass Spectrometry Analytical Method for Urinary Endogenous Substrates and Metabolites for Predicting Cytochrome P450 3A4 Activity.: Describes the use of 25% ammonia solution in the preparation phase of samples for advanced chromatographic analyses, crucial for metabolic studies in pharmaceutical research (Mano et al., 2023).


  • [The study of fenspiride: goals and objectives for chemical and toxicological studies].: Discusses methodologies incorporating 25% ammonia solution in toxicological evaluations, highlighting its role in enhancing detection sensitivities in forensic and clinical toxicology (Barsegyan et al., 2019).


  • The use of a new, modified Dittmer-Lester spray reagent for phospholipid determination by the TLC image analysis technique.: Investigates the efficacy of 25% ammonia solution as a component of a novel spray reagent for thin-layer chromatography, enhancing lipid analysis capabilities in biochemical studies (Zakrzewski et al., 2013).


  • Ultrasonic synthesis of stable oil filled microcapsules: This study explores the ultrasonic synthesis of oil-filled microcapsules using thiolated chitosan, potentially involving derivatives like ᴅʟ-N-Acetylhomocysteine thiolactone for improved stability and functional properties. The research provides insights into advanced microencapsulation techniques relevant in pharmaceutical and industrial applications (Source).

Linkage

Replaces: 5428-1; 5428-2; 5428

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 2


Certificates of Analysis (COA)

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