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Resorcinol 99.5% AR Grade Reagent

Cas Number:108-46-3
Formula:C6H6O2
Molar Mass:110.11
EC Number:203-585-2

Quantity:
  • AR
  • LABOR
  • 143002127

Resorcinol 99.5% AR Grade Reagent


Cas Number:108-46-3

Formula:C6H6O2

Molar Mass:110.11

EC Number:203-585-2


Physicochemical properties:

Colorless or white needle crystals with sweetodour. It will turn to pink while exposed to light, air or iron. 1g is dissolved in 0.9 ml of water (80 ° C, 0.2 ml of water) and 0.9 ml of ethanol. It is soluble in ether and glycerin, slightly soluble in chloroform. The relative density is 1.272. The melting point is 109 ~ 111 ° C. The boiling point is 280 ° C. Moderately toxic, half lethal dose (rat, oral) 301 mG/kg. Irritating.


Usage:

Determination and colorimetric determination of zinc, lead, tartaric acid, nitrates and nitrites. Colorimetric determination of sterols and sugars. A reagent for testing ketose and lignin. Diazo compound salt reagent. Organic Synthesis.


Packing:

500g/25kg




Item of Analysis

Standard

Assay,%

99.5 min

Melting point,

109.0~112.0

Transparency of solution

3 max

Acidity (asH+),mmol/g

0.01 max

Residue on ignition(as SO4),%

0.05 max

Catechol and phenol

to pass test



Symbol 

Signal word 

Danger

Hazard statement

H302


H313


H315


H317


H318


H370


H400


H412

Precautionary statements—Prevention

P260


P264


P270


P272


P273


P280

Precautionary statements—Response

P301+P312+P330


P302+P352


P305+P351+P338+P310


P308+P311


P333+P313


P391

Precautionary statements—Storage

P405

UN No.

2876

Hazard Class

6.1

Package Group

III

Flashpoint

No information

Boiling point

280

Melting point

109-111°C



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