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Benzene 99.8% GR Grade Reagent

Cas Number:71-43-2
Formula:C6H6
Molar Mass:78.11
EC Number:200-753-7

Quantity:
  • GR
  • LABOR
  • 104601214

Benzene 99.8% GR Grade Reagent


Cas Number:71-43-2

Formula:C6H6

Molar Mass:78.11

EC Number:200-753-7


Physicochemical properties:

Colorless transparent liquid which has fragrant smell. Strong refraction. Volatile. It can be miscible with ethanol, ether, acetone, carbon tetrachloride, carbon disulfide, glacial acetic acid and oil, and is slightly soluble in water. The flames are bright with black smoking when burning.The relative density (d154) is 0.8787. Tne melting point is +5.5 ° C. The boiling point is 80.1 °C. The refractive index (n20D) is 1.50108. The flash point (closed cup)is  -11 ° C. Combustible.


Usage:

A solvent such as fat, resin or iodine. Determine the mineral refractive index. Organic Synthesis. Optically pure solvent. High pressure liquid chromatography solvent.


Packing:

500ml/25L/200L






Item of Analysis

Standard

Assay,%

99.8 min

Hazen

10 max

Crystallization point,℃

5.2 min

Evaporating leavings,%

0.0005 max

Moisture,%

0.02 max

Acidity (as H+),mmol/g

0.0001 max

Alkalinity (as OH-), mmol/g

0.0001 max

Sulfur compounds(as SO4),%

0.0015 max

Really carbonized substances

to pass test

Thiophen(C4H4S),%

0.0002 max


Symbol 

Signal word 

Danger

Hazard statement

H225


H304


H315


H319

H340


H350


H372

H412

Precautionary statements—Prevention

P201


P202


P210


P233


P240


P241


P242


P243


P260


P264


P270


P273


P280

Precautionary statements—Response

P301+P310


P303+P361+P353


P305+P351+P338


P308+P313


P331


P332+P313


P337+P318


P370+P378

Precautionary statements—Storage

P403+P235


P405

UN No.

1114

Hazard Class

3

Package Group

II

Flashpoint

-11 °C

Boiling point

80.1°C

Melting point

5.5°C

Self-ignition point

562 °C



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