Merck
All Photos(2)

1.05432

Supelco

Ammonia solution 25%

for analysis EMSURE® ISO,Reag. Ph Eur

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

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5.43830

Ammonia solution 25%

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1.00441

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agency

reag. ISO, reag. Ph. Eur.

agency

-

agency

-

agency

-

vapor pressure

483 hPa ( 20 °C)

vapor pressure

483 hPa ( 20 °C)

vapor pressure

483 hPa ( 20 °C)

vapor pressure

9.4 hPa ( 20 °C)

form

liquid

form

liquid

form

-

form

liquid

bp

37.7 °C/1013 hPa

bp

37.7 °C/1013 hPa

bp

37.7 °C/1013 hPa

bp

121 °C/1013 hPa

mp

-57.5 °C

mp

-57.5 °C

mp

-57.5 °C

mp

-32 °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

1.39 g/cm3 at 20 °C

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

Legal Information

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

Signal Word

Danger

Hazard Statements

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

Certificate of Analysis

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Certificate of Quality

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