Skip to Content
Merck
CN
All Photos(1)

Documents

Safety Information

5.43830

Supelco

Ammonia solution 25%

for HPLC LiChropur™

Sign Into View Organizational & Contract Pricing
All Photos(1)
Synonym(s):
Ammonium hydroxide solution, Ammonium hydroxide solution, Ammonia water, Ammonia aqueous, Ammonia water
Linear Formula:
NH4OH
CAS Number:
1336-21-6
Molecular Weight:
35.05
Beilstein:
3587154
MDL number:
MFCD00066650
UNSPSC Code:
12142110
NACRES:
NB.21

Agency

suitable for DIN 38407-42

Quality Level

100

vapor pressure

483 hPa ( 20 °C)

expl. lim.

27 %

technique(s)

HPLC: suitable

bp

37.7 °C/1013 hPa

mp

-57.5 °C

density

0.9 g/mL at 25 °C (lit.)

application(s)

environmental
food and beverages

format

single component solution

storage temp.

2-30°C

SMILES string

[NH4+].[OH-]

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

Ammonia solution with a concentration of 25%serves as a mobile-phase additive or buffer in HPLC analysis. It is used toadjust the pH of the mobile phase during the chromatographic process.

Application


  • Fabrication of ammonia and acetic acid-responsive intelligent films: Discusses the development of intelligent films sensitive to ammonia and acetic acid, highlighting the versatility of 25% ammonia solutions in material science applications and their potential in creating responsive packaging materials (Xiang et al., 2024).

Recommended products

Discover LiChropur™ reagents ideal for HPLC or LC-MS analysis

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Signal Word

Danger

Hazard Statements

H314 - H335 - H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 2 - 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

Regulatory Information

危险化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

High-performance liquid chromatography (HPLC)
Meyer VR
Practical Methods in Cardiovascular Research, 661-685 (2005)

Articles

Charge Variant Analysis (CVA) with Strong Cation Exchange

Learn about the separation of several charge variants of two monoclonal antibodies, NISTmAb and Infliximab, using a polymeric cation exchange column and MS-compatible mobile phases.

Simplified LC-MS/MS for Herbicides in Cereals

Glyphosate analysis: LC-MS/MS method with Supel™ Carbon LC U/HPLC column for stability and retention.

LC-MS/MS Analysis of 16 PFAS in Salmon Using QuEChERS Based on FDA Method C-010.02

Find more about the analysis of 16 PFAS in salmon via QuEChERS extraction and LC-MS/MS characterization following FDA Method C-010.02.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service