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Product Name: Industrial Ethylene Glycol  
Trade Mark: Sanren Brand  
Alternative Name: Ethanediol  
Molecular formula/Structural Formula:
Production Process: The product is made by direct hydration of ethylene oxide formed in a fixed bed reactor loaded with silver catalyst, using ethylene and oxygen as raw material.  
Properties: The product is a colourless transparent toxic liquid with a sweet taste. It is odorless, hygrometric, inflammable and dissoluble in water, acetaldehyde, acetone and some other organic solvent. It is slightly soluble in ether and almost not soluble in benzene, petroleum ether and halohydrocarbon. Its explosion limits is 3.2%~ 53%, flash point 110℃ and autoignition point 410℃.  
Grade: ?  
National Standard Grade: ?  
Enterprise Standard Grade: ?  
Specifications:

Q/SH012.02.09-1997

Enterprise Standard (In compliance with The National Standard GB 4649-93)

No.

Item

Quality Criteria

Testing Method

Premium

1st grade

On-spec.

1

Appearance

 

Colourless, transparent, no mechanical admixture

Colourless, transparent, no mechanical admixture

Colourless transparent,no mechanical admixture

Q/SH012.02.09-1997

2

Colour (Pt-Co) No. before heated

addition of chlorhydric acid, heated

<=

<=

5

20

15

-

40

1

GB 3143-82

3

Density (20℃) g/cm3

 

1.1131-1.1136

1.1125-1.1140

1.1120-1.1150

GB 4472

4

Water, % (m/m)

<=

0.05

0.2

-

GB 6283

5

Boiling range (0℃, 0.10133MPa), ℃

Initial point

Dry point

IBP-DP

 

>=

<=

 

196

-

2

 

195

200

-

 

193

204

-

ASTM D 1078-86

6

Acidity (calculated as sulphuric acid), % (m/m)

<=

0.001

0.004

0.008

Q/SH 0.12.02.09

7

Aldehyde (calculated as formaldehyde),% (m/m)

<=

0.0008

-

-

Q/SH 012.02.09 or

GB/T 14571.3-93

8

Iron (calculated as Fe2+), % (m/m)

<=

0.00001

0.0005

-

GB 2365-80

9

Ash, % (m/m)

<=

0.002

0.002

-------

GB 7531-87

10

DEG and TEG, %(m/m)

<=

0.1

1.0

-------

GB/T 14571.2-93

11

Chlorine (calculated as chlorine ion),% (m/m)

<=

0.00005

0.001

0.002

Q/SH 012.02.09-1997

12

* Ultraviolet transmittance %

220nm

275nm

350nm

 

>=

>=

>=

 

70

90

98

 

-------

-------

-------

 

-------

-------

------

GB 4649-93

clause 4.11

* Tested when the product is for export

 
Scope of Application: 牋  
Major Applications: The product is used for production of polyester, low fusing point explosive, cosmetic, antifreezing agent, desiccant, lubricant for tobacco and softening agent, as well as used as solvent and for fur treatment. 
Process Method: 牋  
Packing: Bulk (tank truck)  
Packing Size: ?  
Storage: The product can be stored in vessels made of aluminium or steel.  
Transportation: The product can be transported by means of rail tanker and tank truck.  
Safety Precautions: 1. The product is hyprometric and inflammable. During storage and transportation, the vessel should be kept well sealed and away from rainfall and sunlight. The relevant Government Ordinance concerning transportation and storage of hazardous chemicals must be followed. The special tank truck should be equipped with static electricity grounding device and extinguishers.
2. The product is toxic to a certain extent, the max. concentration in the air around the operation area should not exceed 5 mg/m3. The sampling site should be well ventilated. The splashed ethylene glycol over the ground or equipment should be washed with a great amount of water and the washed water must be sent to waste disposal system.
3. Before loading, check the rail tanker for any residual liquid. If it is not in compliance with the Standard, the residual liquid should be discharged and the tanker should be cleaned. Steam treat the tanker and dry it.
4. The extinguishers suitable for the product are as follows: finely atomized water, foam, sand or inert gases.
 
SPC

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