Ethylene glycol

Ethylene glycol

【Category】Ethylene glycol

【Specification】Pure water

【Product standard】Liquid

 

Performance

     It is miscible with water, and can be miscible in ethyl alcohol, ether etc.

Main purpose

     It is used to manufacture resin, plasticizer, synthetic fiber, cosmetics and explosives and used as the solvent and antifreeze agent for engine.

Package, storage and transportation

     Before transportation, inspect whether the package container is complete and sealed, during transportation, ensure that the container will not have leakage, not collapse, fall and be damaged. It is prohibited to mix with oxidant and acids. When transported by boat, it should be isolated with cabin, electric power and fire source etc. During transportation by road, it is required to travel according to the route specified.

序号

项  目

指  标

聚酯级

工业级

1

外观

无色透明液体,无机械杂质

2

乙二醇,w/% ≥

99.9

99

3

二乙二醇,w/%  ≤

0.05

0.6

4

1.4丁二醇,w/%

报告b

 

5

1.2丁二醇,w/%

报告b

 

6

1.2己二醇,w/%

报告b

 

7

碳酸乙烯酯,w/%

报告b

 

8

色度

(铂-钴)/号

加热前≤

5

10

加盐酸加热后≤

20

-

9

密度(20℃)/(g/cm3)

1.1128-1.1138

1.1125-1.1140

10

沸程

(在0℃,0.10133Mpa)

初馏点/℃

196

195

干点/℃

199

200

11

水分,w/%  ≤

0.08

0.2

12

酸度(以乙酸计)/(mg/kg)≤

10

30

13

铁含量(mg/kg)≤

0.1

5

14

灰分(mg/kg)≤

10

20

15

醛含量(以甲醛计)(mg/kg)≤

8

-

16

紫外线透过率

220μm  ≥

250μm  ≥

275μm  ≥

350μm  ≥

 

75

报告b

92

99

-

17

氯离子/(mg/kg)≤

0.5

-

  a乙烯氧化/环氧乙烷水合工艺对该项目不做要求

   b“报告”是指需测定并提供并实测数据