聚（乙二醇）

产品名称：

25322-68-3
Polyethylene Glycol 200
Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 200
PEG
Poly(ethylene glycol)
聚（乙二醇）

产品介绍：

产品说明

应用

Polyethylene glycol 200 can be used as:

A structure-directing agent to synthesize iron vanadate (FeVO₄) nanoparticles via co-precipitation method.
An organic additive to prepare crystalline nanorods of calcium tungstate (CaWO₄) using calcium chloride and sodium tungstate via solvothermal process.
A surface modifier in the synthesis of calcium peroxide nanoparticles using CaCl₂ as a precursor via hydrolysis-precipitation method.
A green solvent in combination with H₂O in the preparation of 4-sulfanylcoumarins by sulfanylation of 4-tosyloxycoumarins with thiourea and alkyl halides.

分析说明

Density (d 20 °C/ 4 °C): 1.124 - 1.126
Hydroxyl value: 535 - 590
Average molecular mass: 190 - 210
Identity (IR): passes test

基本信息

产品性质

质量水平	200
蒸汽压	<0.01 hPa ( 20 ℃)
形式	liquid
自燃温度	350 ℃ (DIN 51794)
效能	28000 mg/kg LD₅₀, oral (Rat) >20000 mg/kg LD₅₀, skin (Rabbit)
pH值(酸碱度)	5-7 (20 ℃, 100 g/L in H₂O)
bp	>150 ℃
mp	-50 ℃
转变温度	flash point 180 ℃
溶解性	soluble 70 g/L
密度	1.124 g/cm³ at 20 ℃
储存温度	no temp limit
SMILES string	C(CO)O
InChI	1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
InChI key	LYCAIKOWRPUZTN-UHFFFAOYSA-N

安全信息