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Chlorine and Alkali Chemicals
Diaphragm process sodium hydroxide (42 percent liquid caustic soda, 30 percent liquid caustic soda)

 

I. Product property: micro-cohesive and corrosive white liquid with light luster.

II. Quality index: GB 209-2006

 

Grade

Diaphragm process (IL—DT)

 

Index

Type I

Type II

Name

High-class product 

Class I product 

Accepted product

Class I product 

Accepted product

Sodium hydroxide

 Percent,

42.0

42.0

42.0

30.0

30.0

Sodium carbonate

 Percent,

0.3

0.4

0.6

0.3

0.5

Sodium chloride

 Percent,

1.6

1.8

2.0

4.6

5.0

Ferric oxide

 Percent,

0.003

0.006

0.01

0.005

0.008

III. Application: caustic soda is a basic chemical raw material and applied mainly to the following industries: 

1. Fundamental chemical industry: e.g. metallic sodium preparation and manufacturing of products including sodium dichromate, manganese carbonate and sodium hydrosulfite. 

2. Chemical pesticides industry: e.g. production including sodium pentachlorophenate, 1650, 1059 and more. 

3. Pharmaceutical industry: e.g. sulfa drugs, mycillin, vitamin C, cod liver oil refining and more.

4. Petroleum industry: e.g. lubricating oil, washing diesel oil and more.

5. Metallurgical industry: e.g. steel making, electrolysis of bismuth and more. 

6. Paper- making and textile industry: e.g. letterpress paper- making, printed and dyed fabrics and more.

7. Organic chemical industry: e.g. production of organic acid, organic fiber, organic resin and more. 

IV. Packaging: tankers or storage tanks, with “corrosive article” marks. 

V. Storage and transportation: stored and transported with tankers or storage tanks to prevent leakage; forbid the product from contacting various acids; prevent damage during transportation.

Contact: 024-25553228, 25553171



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