Polyethylene Glycol 4000
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Product Description
Product
Polyethylene Glycol 4000
CAS
25322-68-3
Formula
HO(CH2CH20)nH
Synonym
PEG 4000; Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-
Typical Product Specifications
Heavy Metals, %
NMT 0.0005
Authenticity
Positive
Ethylene oxide, %
NMT 0.01
Color Of Soultion
A transparent product, having coloring of less than standard no.65
Mass Losses, %
NMT 3.0
Free acetic acid, %
NMT 0.024
Sulfatic Acid, %
NMT 0.1
Average Molecular Weight
3500-4500
Viscosity at 99°C, mm2.s
78-160
Solubility
According to norms
Hardening temperature, C
52-56
pH of 5% aqueous solution
4.5-7.5
Iron, %
NMT 0.0001
Appearance
White, yellowish or greyish waxy flakes, a powder or a dense composition
Notes
PEG 4000 is applied in pharmacology, medicine, and cosmetics, in textile industry, rubber industry, in metal working, etc.
Class
Polyethylene Glycol 4000
Product Description
Product
Polyethylene Glycol 4000
CAS
25322-68-3
Formula
HO(CH2CH20)nH
Synonym
PEG 4000; Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-
Typical Product Specifications
Heavy Metals, %
NMT 0.0005
Authenticity
Positive
Ethylene oxide, %
NMT 0.01
Color Of Soultion
A transparent product, having coloring of less than standard no.65
Mass Losses, %
NMT 3.0
Free acetic acid, %
NMT 0.024
Sulfatic Acid, %
NMT 0.1
Average Molecular Weight
3500-4500
Viscosity at 99°C, mm2.s
78-160
Solubility
According to norms
Hardening temperature, C
52-56
pH of 5% aqueous solution
4.5-7.5
Iron, %
NMT 0.0001
Appearance
White, yellowish or greyish waxy flakes, a powder or a dense composition
Notes
PEG 4000 is applied in pharmacology, medicine, and cosmetics, in textile industry, rubber industry, in metal working, etc.
Class
