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Polyethylene glycol PEG 3350 PEG
Product name:PEG 3350
Appearance: White flake
Chemical Name: Polyethylene glycol
Synonyms: Poly (ethylene glycol);PEG.
Molecular Formula: HO(CH2CH2O)nH
CAS No.: 25322-68-3
Parameter | Unit | Specification | Test Method |
Color | ----- | 50 max | GB 9282 |
Hydroxyl number | mgKOH/g | 32~35 | GB 7384 |
Molecrlar weight | ----- | 3200~3500 | calculated |
Water | % m/m | ≤1.0 | GB/T 7380 |
PH(1% aque. solu.) | ----- | 5.0~7.0 | GB/T 6368 |
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