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单乙二醇 Ethylene Glycol
Appearance: Colorless, transparent
Purity 99.8 wt % min
Colour (Pt-Co) 5 max
DEG 0.08 wt % max
Water 0.08 wt % max
Specific Gravity, 20/20°C 1.1151 - 1.1156
Boiling Range at 0.1013 Mpa
5% vol Min. 196°C
95% vol Max. 199°C
Aldehydes (as formaldehyde) 8 mg/kg max
Acidity (as acetic acid) 10 mg/kg max
Iron (as Fe) 0.1 mg/kg max
Inorganic Chlorides (as Cl) 0.05 mg/kg max
Ash
50 mg/kg max By Req 50 mg/kg max
UV Transmittance
- 220 nm 80 min
- 275 nm 95 min
- 350 nm 99 min
MEG的商业用途：
MEG（单乙二醇）用于以下领域：
发动机防冻液
聚对苯二甲酸乙二醇酯（PET）的生产（用于聚酯纤维、薄膜和瓶子）
热传导液体
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