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2-Butanone 99.5% AR Grade Reagent

Cas Number:78-93-3
Formula:C4H8O
Molar Mass:72.11
EC Number:201-159-0
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  • AR

  • LABOR

  • 106702104

This product is regulated and can only be purchased by authorized users.Please contact us for details.


Butanone 99.5% AR Grade Reagent


Cas Number:78-93-3

Formula:C4H8O

Molar Mass:72.11

EC Number:201-159-0


Physicochemical properties:

Colorless transparent liquid.There is a smell similar to acetone. volatile. It can be miscible with ethanol, ether, benzene, chloroform and oil. Dissolved in 4 parts of water, but the solubility decreased when the temperature increased. It can form an azeotrope with water (11.3% water) and has a boiling point of 73.4 ° C (containing 88.7% of methyl ethyl ketone). The relative density (d204) is 0.805. The freezing point is -86 ° C. The boiling point is 79.6 ° C. The refractive index (n15D) is 1.3814. The flash point is 1.1 °C.


Usage:

Determination of cadmium, copper and mercury. Organic solvents. Organic Synthesis. Cleaning after integrated circuit lithography. Gas chromatographic analysis standards.


Packing:

500ml/25L/200L








Item of Analysis

Standard

Assay,%

99.5 min

Density(20),g/ml

0.803~0.806

Acidity (as H+),mmol/g

0.001 max

Alkalinity

to pass test

Moisture,%

0.1 max

Evaporating leavings,%

0.002 max

Hydrochloric acid experiment

to pass test



Symbol 

Signal word 

Danger

Hazard statement

H225


H319

H336

Precautionary statements—Prevention

P210


P233


P240


P241


P242


P243


P261


P264


P271


P280

Precautionary statements—Response

P303+P361+P353


P304+P340+P312


P305+P351+P338


P337+P313


P370+P378

Precautionary statements—Storage

P403+P233


P403+P235


P405

UN No.

1193

Hazard Class

3

Package Group

II

Flash point

1.1 °C

Boiling point

79.6°C

Freezing point

-86°C



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