392693

All Photos(1)

Ammonia solution

2.0 M in isopropanol

All Photos(1)

Linear Formula:

NH₃

CAS Number:

7664-41-7

Molecular Weight:

17.03

MDL number:

MFCD00011418

PubChem Substance ID:

329755833

NACRES:

NA.55

vapor pressure

20.22 psi ( 55 °C)
6.34 psi ( 20 °C)

Quality Level

100

form

liquid

concentration

2.0 M in isopropanol
2.0-2.2 M (by NaOH, titration)

bp

50 °C

density

0.773 g/mL at 25 °C

SMILES string

N

InChI

1S/H3N/h1H3

InChI key

QGZKDVFQNNGYKY-UHFFFAOYSA-N

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Caustic Alkalis & Bases

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1 of 4

This Item	779423	718939	341428
Sigma-Aldrich 392693 Ammonia solution	Sigma-Aldrich 779423 Ammonia solution	Sigma-Aldrich 718939 Ammonia solution	Sigma-Aldrich 341428 Ammonia solution
vapor pressure 20.22 psi ( 55 °C), 6.34 psi ( 20 °C)	vapor pressure -	vapor pressure -	vapor pressure -
form liquid	form liquid	form liquid	form liquid
concentration 2.0 M in isopropanol, 2.0-2.2 M (by NaOH, titration)	concentration 3.6-4.4 M (back titration with NaOH), 3400-4400 mmol/L (back titration with NaOH), 4 M in methanol	concentration 0.30-0.50 M (by NaOH, titration), 0.4 M in THF	concentration 1.90-2.20 M (with NaOH, titration), 2.0 M in methanol
bp 50 °C	bp -	bp -	bp -
density 0.773 g/mL at 25 °C	density -	density 0.881 g/mL at 25 °C	density 0.787 g/mL at 25 °C
Quality Level 100	Quality Level 200	Quality Level 100	Quality Level 200

General description

Ammonia solution (ammonia in isopropanol) is a colorless gas with a characteristic strong odor. It is highly soluble in water, alcohol, chloroform ether, ethanol, and methanol. Ammonia solution is commonly used as a base.

Application

Ammonia solution is used for the synthesis of silica particles.

Pictograms

GHS02,GHS05,GHS07

Signal Word

Danger

Hazard Statements

H225 - H315 - H318 - H336 - H412

Precautionary Statements

P210 - P233 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338

Hazard Classifications

Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

39.2 °F - closed cup

Flash Point(C)

4 °C - closed cup

Certificate of Analysis

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Certificate of Origin

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