Polyethylene Glycol CAS 25322-68-3

CAS:25322-68-3

Ụdị molekụla:(C2H4O) nH2O

Arọ Molecular: 0

EINECS:500-038-2

Ụdị okwu:1,2-ethanediol, homopolymer; 2-ethanediyl). ihe dị ka MW 200,000; Poly (ethylene oxide), ihe dịka 900,000

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Kedu ihe bụ Polyethylene Glycol CAS 25322-68-3?

Polyethylene glycol nwere ihe dị iche iche dabere na ịdị arọ ya, sitere na mmiri viscous na-enweghị isi na enweghị isi ruo ihe siri ike. Ndị nwere molecular arọ nke 200-600 bụ mmiri mmiri na ụlọ okpomọkụ, ebe ndị nwere molekul arọ karịa 600 ji nwayọọ nwayọọ na-aghọ ọkara siri ike. Ngwongwo ndị ahụ na-adịkwa iche na nkezi arọ molekụla. Site na mmiri mmiri viscous na-enweghị isi na enweghị isi ruo waxy siri ike.

Nkọwapụta

Ihe	Nkọwapụta
Ebe esi nri	>250°C
Njupụta	1.27 g/mL na 25 Celsius C
Ebe mgbaze	64-66 Celsius C
ebe mgbari	270 Celsius C
resistivity	n20/D 1.469
Ọnọdụ nchekwa	2-8 Celsius C

Ngwa

A na-eji polyethylene glycol eme ihe n'ọtụtụ ebe na ihe ịchọ mma na ụlọ ọrụ ọgwụ. N'ihi ihe ndị magburu onwe ya nke polyethylene glycol, gụnyere mmiri solubility, enweghị volatility, physiological inertness, ịdị nwayọọ, mmanu mmanu, na ike mmiri, dị nro, ma na-enye anụ ahụ na-atọ ụtọ.