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1.05432

Supelco

Ammonia solution 25%

for analysis EMSURE® ISO,Reag. Ph Eur

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Synonym(s):
Ammonium hydroxide solution, Ammonium hydroxide solution, Ammonia water, Ammonia aqueous, Ammonia water
Linear Formula:
NH4OH
CAS Number:
Molecular Weight:
35.05
Beilstein:
3587154
MDL number:

Agency

reag. ISO
reag. Ph. Eur.

Quality Level

vapor pressure

483 hPa ( 20 °C)

product line

EMSURE®

form

liquid

expl. lim.

27 %

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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1 of 4

This Item
5.438301.054221.05428
Ammonia solution 25% for analysis EMSURE® ISO,Reag. Ph Eur

1.05432

Ammonia solution 25%

Ammonia solution 25% for HPLC LiChropur™

5.43830

Ammonia solution 25%

Ammonia solution 25%, EMPROVE® ESSENTIAL, Ph. Eur., BP

1.05422

Ammonia solution

Ammonia solution 25 % Suprapur®

1.05428

Ammonia solution 25 %

Quality Level

300

Quality Level

100

Quality Level

500

Quality Level

100

form

liquid

form

-

form

liquid

form

liquid

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-25°C

storage temp.

2-30°C

vapor pressure

483 hPa ( 20 °C)

vapor pressure

483 hPa ( 20 °C)

vapor pressure

483 hPa ( 20 °C)

vapor pressure

483 hPa ( 20 °C)

density

0.9 g/mL at 25 °C (lit.)

density

0.9 g/mL at 25 °C (lit.)

density

0.9 g/mL at 25 °C (lit.)

density

0.9 g/mL at 25 °C (lit.)

General description

Ammonia solution 25% (EMSURE® grade product) is used for regulated analyses and highly demanding lab applications. It also offers the highest quality and unmatched scope of specifications to give complete control of test conditions and eliminate uncertainties. EMSURE® grade products comply with all international regulations and can be used in various applications.

Application

Ammonia solution 25% can be used:
  • As a pH-adjusting agent to ensure beneficial alkaline conditions.
  • For the accurate measurement of chloride in human serum.

Features and Benefits

  • Most extensive specifications worldwide
  • Tested for up to 70 parameters
  • Extraordinary purity
  • Verylow limiting values
  • Greater accuracy and control of analyses
  • Optimized for highly critical and demanding analyses
  • Idealfor method development
  • Nointerference or contamination due to unknown impurities

Packaging

Due to quality and safety aspects Ammonia Solution will no longer be offered in glass bottles but solely in HDPE bottles.

Please note the following replacements:
1054321000 (1 L glass bottle) replaced by 1054321011 (1 L HDPE bottle)
1054322500 (2.5 L glass bottle) replaced by 1054322511 (2.5 L HDPE bottle)

More information about our ergonomic and unbreakable HDPE bottles can be found here: www.SigmaAldrich.com/hdpe-bottle

Legal Information

EMSURE 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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T1503
Product Number
-
25G
Pack Size/Quantity

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705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

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Protocols

Method: Photometric determination with 3,3'-Diaminobenzidine

Photometric determination with Cuprizon subsequent to acid mineralisation

The article describes the sample preparation and photometric determination of silver concentration in water samples using Spectroquant® photometers and test kits.

Related Content

Our ergonomic 1 L HDPE bottle for acids, bases, and solvents provide an alternative to glass chemical bottles for lab safety in pouring & handling of hazardous chemicals in the laboratory.

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

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