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Styrene 99% CP Grade Reagent

Cas Number:100-42-5
Formula: C8H8
Molar Mass:104.15
EC Number:202-851-5

Quantity:
  • CP
  • LABOR
  • 146503104

Styrene 99% CP Grade Reagent


Cas Number:100-42-5

Formula: C8H8

Molar Mass:104.15

EC Number:202-851-5


Physicochemical properties:

Colorless to light yellow oily liquid with fragrant odour. High refractive index. It is gradually oxidized and polymerized into a thick or transparent solid by heat or exposure to light or air. An explosion may occur due to an increase in temperature during the polymerization. Hydroquinone or tert-butyl catechol (0.0002% to 0.002%) is often added as a stabilizer to delay the polymerization. Soluble in ethanol, ether, methanol, acetone and carbon disulfide.


Usage:

Electron microscopy analysis. Organic Synthesis. Manufacture of plastics, rubber, resins, etc.


Packing:

500ml/25L/200L




Item of Analysis

Standard

Assay,%

99.0 min

Hazen

10 max

Polymer

0.002 max

Aldehyde (as C6H5CHO),%

0.02 max

Residue on ignition(as SO4),%

0.05 max

Moisture,%

0.1 max


Symbol 

Signal word 

Danger

Hazard statement

H226


H315


H319


H332


H361


H372


H401

Precautionary statements—Prevention

P201


P202


P210


P233


P240


P241


P242


P243


P260


P264


P270


P271


P273


P280

Precautionary statements—Response

P303+P361+P353


P304+P340+P312


P305+P351+P338


P308+P313


P332+P313


P337+P313


P370+P378

Precautionary statements—Storage

P403+P235


P405

UN No.

2055

Hazard Class

3

Package Group

III

Flashpoint

32°C

Boiling point

145-146°C

Melting point

-31°C



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