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LC4779 Polyethylene glycol 20000
Ph Eur

 

Order number Packaging Quantity Price €
AC31779 Plastic bottle 1 kg Inquire

 

Product information
Grade Ph Eur
Synonyms Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 20000
Hill Formula HO(C2H4O)nH
Chemical formula HO(C2H4O)nH
HS Code 3404 20 00
EC number 500-038-2
Molar mass 20000 g/mol
CAS number 25322-68-3

 

Chemical and physical data
Ignition temperature >320 °C
Solubility 500 g/l (20 °C)
Melting point 58 – 63 °C
Molar mass 20000 g/mol
Density 1.2 g/cm3 (20 °C)
Bulk density 400 – 500 kg/m3
pH value 4 – 7 (100 g/l, H2O, 20 °C)
Vapor pressure < – 0.1 hPa (20 °C)
Flash point 260 °C

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Specifications
Appearance white or almost white solid with a waxy or paraffin-like appearance
Identity passes test
Appearance of solution passes test
Acidic or alkaline impurities passes test
Density (d 20/20) about 1.080 (50% solution)
Viscosity
– 20 °C
2500 – 3200 mm2/s
– 20 °C 2700 – 3500 mPas
Solidification point ≥ 57 °C
Hydroxyl value 4.5 – 7.0
Average molecular mass 16000 – 25000
Reducing substances passes test
Formaldehyde ≤ 30 ppm
Ethylene oxide (GC) ≤ 1 ppm
Dioxane (GC) ≤ 10 ppm
Heavy metals ≤ 20 ppm
Water (K. F.) ≤ 1.0 %
Sulfated ash ≤ 0.2 %