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Phenol 99% AR Grade Reagent

Cas Number:108-95-2
Formula:C6H6O
Molar Mass:94.11
EC Number:203-632-7

Quantity:
  • AR
  • LABOR
  • 138402129

Phenol 99% AR Grade Reagent


Cas Number:108-95-2

Formula:C6H6O

Molar Mass:94.11

EC Number:203-632-7


Physicochemical properties:

Colorless needle crystal or white frit with special odour. Exposure to the air and exposure to light It will turn to red while exposured to air and light. When it does not contain moisture and cresol, it will solidify at 41 ° C and melt at 43 ° C. General commodities contain impurities that increase the melting point. It can be liquefied by mixing with about 8% of water. 1g of this product is soluble in about 15ml water and 12ml benzene, soluble in ethanol and chloroform.


Usage:

Nitrate and nitrite are measured colorimetrically in a sulfuric acid solution. Indirect determination of potassium. Used to bind excess free halogen. The oxide of the alkaline earth metal is measured. Determination of ammonia, hypochlorite, 1-hydroxy acid. As a solvent for measuring the molecular weight of the refractory compound. Microscopic staining, etc.


Packing:

500g/25kg




Item of Analysis

Standard

Assay,%

99.0 min

Crystallization point,℃

40.0 min

Solubility in water

to pass test

pH(50g/L,25℃)

4.5~6.0

Evaporating leavings,%

0.02 max

Burnt material

to pass test


Symbol 

Signal word 

Danger

Hazard statement

H301+H311+H331


H312+H332


H314


H341


H373

Precautionary statements—Prevention

P201


P202


P260


P264


P270


P271


P280

Precautionary statements—Response

P301+P310+P330


P301+P330+P331


P303+P361+P353


P304+P340+P310


P305+P351+P338+P310


P308+P313


P361+P364

Precautionary statements—Storage

P403+P233


P405

UN No.

1671

Hazard Class

6.1

Package Group

II

Flashpoint

79°C

Boiling point

182°C

Melting point

40-42°C



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