MilliporeSigma
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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
1.931005.43830338818
Ammonia solution 25% for analysis EMSURE® ISO,Reag. Ph Eur

Supelco

1.05432

Ammonia solution 25%

Ammonia solution 25% for analysis EMPARTA®

Supelco

1.93100

Ammonia solution 25%

Ammonia solution 25% for HPLC LiChropur™

Supelco

5.43830

Ammonia solution 25%

vapor pressure

483 hPa ( 20 °C)

vapor pressure

-

vapor pressure

483 hPa ( 20 °C)

vapor pressure

-

form

liquid

form

-

form

-

form

liquid

bp

37.7 °C/1013 hPa

bp

-

bp

37.7 °C/1013 hPa

bp

-

mp

-57.5 °C

mp

-

mp

-57.5 °C

mp

-

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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Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

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Aldrich Products

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  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

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Protocols

Analytical Method: Selenium in Water

Method: Photometric determination with 3,3'-Diaminobenzidine

Analytical Method: Copper (total) in feedstuffs

Photometric determination with Cuprizon subsequent to acid mineralisation

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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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