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Industrial Silicon quality standards
2202
 
3301
411
 
553
441
 
421
Petroleum coke quality standards
Number One
 
Number Two
Nnumber Three
 
Number four
Others
   

 

 

 

Rating

Various components of（%）

 

Remarks

Moisture

Ash

Volatile

Fixed Carbon

Number One

3.00

0.50

8-10

86.50

 

Number Two

3.00

0.50

11-12

84.50

 

Number Three

3.00

0.50

13-14

82.50

 

Number Four

4.00

0.60

15-16

79.40

 

Others

4More

0.60More

16Following

79.40Following

 

 
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