Poly(ethylene glycol)
Polyethylene Glycol (PEG) 200
Polyethylene glycol 200 (PEG-200, polyethylene glycol monostearate) is a polyether compound. Traditionally, it is derived from petroleum-based sources.
Empirical formula: H−(O−CH2−CH2)n−OH
CAS No: 25322-68-3
PEG 200 must comply with the following quality parameters:
TECHNICAL REQUIREMENTS
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Mass fraction of impurities (%), NMT (including water) 0.5 water
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Hydroxyl index (mgKON/g), range 510–625
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Colority of an aqueous solution with a mass fraction of 25 Pt/Co % (Hazen), NMT 25
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Hydrogen index of an aqueous solution with mass fraction of 5 % (pH) 5.0–7.5
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Kinematic viscosity at (40.0 ±0.3) 0C, mm2/s 21–25
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Mass fraction of sulphate ash (%), NMT 0.2
GENERAL INSTRUCTIONS
PACKING: The product is filled into aluminum, steel or polymer drums, steel dedicated containers,
as well as into rail tank cars, equipped with the bottom discharge and heating.
TRANSPORTATION: By all types of transportation means.
STORAGE: In leak- and moisture-proof containers or vessels.
