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乙二醇-湖北七八九化工有限公司

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乙二醇

發布者:七八九化工      瀏覽:101      更新:2023-07-18
咨詢熱線:027-88111833、027-88111933

乙二醇Ethylencglycol;Giycol
CAS:107-21-1
分子式:HOCH2CH2OH
無色透明粘稠狀液體。味微甜。易吸潮。能與水、醇、醚相混溶。

一、用途:主要用作聚纖酯纖維(滌綸)的原料,并用于其他聚酯樹脂和1730聚酯漆,乙二醇可降低水溶液冰點,故常用作防凍劑。乙二醇能與水、互溶,但在醚類中溶解度較小。用作溶劑成的原料。

指標名稱 單位指標
色度鉑-鈷色號  ≤5
乙二醇含量%  質量百分比 99.0%
密度(20℃)  g/cm3 1.111-1.115
沸程0℃ 195-198
酸度(以乙酸計)%  ≤0.1
水份% ≤0.05
鐵含量%  ≤0.00001
氟含量%  ≤0.00005
灰份%  ≤0.001
氯化物(CL) ≤0.005%
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