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Polyethylene Glycol 400 CP Grade Reagent

Cas Number:25322-68-3
Formula:H(OCH2CH2)nOH
Molar Mass:400
EC Number:500-038-2

Quantity:
  • CP
  • LABOR
  • 139503104


Polyethylene Glycol 400 CP Grade Reagent


Cas Number:25322-68-3

Formula:H(OCH2CH2)nOH

Molar Mass:400

EC Number:500-038-2


Physicochemical properties:

Colorless viscous liquid with special odour. Slightly hygroscopic. It is soluble in water, ethanol and chloroform. The relative density (d2525) is 1.128. The melting point is  4 to 8 ° C.The viscosity (99 ° C) is 7.3 μm 2 / s. The flash point (open cup)is 224 ° C. The median lethal dose (rat, oral) is 30 ml/kg.


Usage:

Gas chromatographic fixative (maximum use temperature 100 ° C, solvent acetone, chloroform, dichloromethane), analysis of alcohols, oxygenates, methanol in ethanol and ethanol in water. Water soluble lubricant.


Packing:

500ml/25L/200L




Item of Analysis

Standard

Average molecular weight

380.0~430.0

pH (50g/L,25℃)

4.0~7.0

Transparency of solution

6 max

Residue on ignition(as SO4) ,%

0.1 max


Not a hazardous substance or mixture.

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