Polyethylene Glycol CAS 25322-68-3

CAS:25322-68-3

Tsarin kwayoyin halitta:(C2H4O) nH2O

Nauyin Kwayoyin Halitta: 0

EINECS:500-038-2

Ma’ana:1,2-ethanediol, homopolymer; 2-ethanediyl). kimanin MW 200,000; Poly(ethylene oxide), kimanin MW

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Menene Polyethylene Glycol CAS 25322-68-3?

Polyethylene glycol yana da kaddarori daban-daban dangane da nauyin kwayoyin halittarsa, kama daga mara launi da ruwa mara wari zuwa daskararru. Wadanda ke da nauyin kwayoyin halitta na 200-600 ruwa ne a cikin dakin da zafin jiki, yayin da wadanda ke da nauyin kwayoyin halitta sama da 600 a hankali ya zama mai ƙarfi. Kaddarorin kuma sun bambanta da matsakaicin nauyin kwayoyin halitta. Daga ruwa mara launi da mara wari zuwa ruwa mai kauri.

Ƙayyadaddun bayanai

Abu	Ƙayyadaddun bayanai
Wurin tafasa	>250°C
Yawan yawa	1.27 g/mL a 25 ° C
Wurin narkewa	64-66 ° C
batu na walƙiya	270 °C
resistivity	n20/D 1.469
Yanayin ajiya	2-8 ° C

Aikace-aikace

Polyethylene glycol ana amfani dashi sosai a cikin kayan kwalliya da masana'antar harhada magunguna. Saboda kyawawan kaddarorin polyethylene glycol, ciki har da solubility na ruwa, rashin ƙarfi, rashin ƙarfi na jiki, laushi, lubricity, da ikon jika, laushi, da samar da ɗanɗano mai daɗi ga fata.