Chemicals

Ethylene glycol Cas:107-21-1

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Synonyms：

1,2-dihydroxy ethane

Ethane-1,2-diol

1,2-Ethanediol

1,2-Dihydroxyethane

2-hydroxy ethanol

Molecular Formula: C2H6O2

Molecular weight：62.06780

Appearance and Properties: Transparent viscous liquid

Density: 1.220 g/mL at 25 °C

Boiling point: 196-198 °C(lit.)

Melting point: -13 °C(lit.)

Freezing point: -11.5℃

Flash point: 230 °F

Refractive index: n20/D 1.431(lit.)

Water solubility: miscible

Stability: Stable at room temperature in closed containers under normal storage and handling conditions.

Storage conditions: warehouse ventilated and dry at low temperature

Items of Analysis		Standard of Analysis	Test Results
Appearance		Clear ,Colorless	Conform
Specific gravity		1.1151-1.1156	1.1154
Content		≥99.9%	99.95%
Water		≤0.1%	0.01%
Distillation Range	5 vol%	≥196.5℃	197.2℃
Distillation Range	95 vol%	≤199.0℃	197.5℃
Color		≤5	2
Acidity(as acetic acid)		≤10 ppm	5.39 ppm
Iron		≤0.1 ppm	0.003 ppm
Aldehydes(as formaldehyde)		≤10 ppm	0.61 ppm
Chlorides(as Cl)		≤0.5 ppm	0.03 ppm
Ash		≤10 ppm	2.71 ppm
UV Transmittance	220 nm	≥70%	95.15%
	275 nm	≥90%	99.01%
	350 nm	≥98%	100.89%
Conclusion		Conforms to Factory Standard

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