PHYSICAL AND CHEMICAL PROPERTIES:
PEG 200 | PEG 400 | PEG 1500 | PEG 4000
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Formula: HO(CH₂CH₂O)ₙCH₂CH₂OH
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Appearance: clear liquid / powder and/or flakes
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Molecular weight (amu): approx. 200 | approx. 400 | approx. 1500 | approx. 4000
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Melting temperature (°C): approx. -40 | approx. -5 | approx. 45 | approx. 53–58
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