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Name

Chemical Component Standard

Grain (mm)

Water Standard

Technology Requirements

1

Sand stone powder

SiO2:≥98.5%
Al2O3:<0.4%
Fe2O3:<0.08%

>0.7 = 0 <0.1≤7% 0.07~0.1≥93% (e.g.: chrome iron, nickle iron, spinel, corundum, kyanite, andalusite, sillimanite) Grain diameter<0.3

≤5%

1.Not mixed with clay, impurities, etc.
2.White or grey appearance
3.Stable components

2

Feldspar powder

SiO2:<70%±0.1%
Al2O3:>19%±0.2%
Fe2O3:<0.5%±0.1%
Na2O+K2O: >10%±0.5%

30 mesh >0.6 = 0 <0.1≤5% 0.60~0.5≤2% 0.5~0.1≥93% Heavy mineral (e.g.: chrome iron, nickle iron, spinel, corundum, kyanite, andalusite, sillimanite) Grain diameter<0.3

≤5%

1.Not mixed with clay, impurities, etc.
2.White or grey appearance
3.Stable components?
4.Component fluctuation range in two adjacent materials does not exceed 40%.

3

Dolomite fines

CaO:29.5%±0.5%
MgO:>21.0%±0.5%
Fe2O3:<0.12%

>>2.5 = 0 8 mesh(2.5mm)selected by screens,≤150 mesh(0.1mm)≤5%

≤2%

1.Not mixed with clay, impurities, etc.
2.White or dark grey surface
3.Not contain quartz grains
4.Stored in fixed place to avoid being mixed.
5.Preventing rain and moisture in storage and transportation

4

Limestone Powder

CaO:54.3%±0.3%
Fe2O3:<0.10%/p>

>>2.5 = 0 8 mesh(2.5mm)selected by screens≤150mesh(0.1mm)≤5%

≤2%

1.Not mixed with clay, impurities, etc.
2.Grey facev
3.Not contain quartz grains
4.Stored in fixed place to avoid being mixed.?
5.Preventing rain and moisture in storage and transport.

5

Heavy Soda Ash

Na2CO3:≥99.2%
NaCl:≤0.50%

16 mesh >1.18 ≤2% 0.18~1.18 ≥75% <0.18mm ≤23%

≤0.5%

1.Not having?unwrapped bags, deliquescence block and not in bulk
2. Manufacturing technology should meet the requirement of GB210-92 China National Standard-Industrial Sodium Carbonate I

6

Glauber’s salt

Na2SO4:≥99.0%
NaCl:<0.35%

≤0.5%

1.No loosen and No bulk
2.Manufacturing technology should meet the requirement of GB210-92 China National Standard-Industrial Sodium Carbonate I Class Standard

7

Coal dust

C≥80%
C≥80% Dust Component≤12%

≤2%

8

Bunker coal

Fixed carbon>52 Fugitive constituent>30% Sulfur<1% Heat productivity>27.5mj/Kg?Waste rock rate<2%

Size: 30—<80mm

<5%

9

SO2

SO2:?SO2≥99.7% residual≤0.10%

≤0.2%

Others should meet 7GB/T3637 –1993 China National-Liquid SO2Standard

10

Tin

To carry out 5GB728—1998 China National Standard-Tin ingot

11

Liquid ammonia

To carry out 6GB536—88 China National Standard-Liquid Anhydrous Ammonia

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