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Click to enlarge image
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Item
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Index
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BA01-05( Type? )
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Best quality
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Extra
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Extra
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Best quality
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First quality
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Qualifier
|
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Zinc oxide(dry),%≥
|
99.70
|
99.96
|
99.83
|
99.75
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99.50
|
99
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Metal( Zn),% ≤
|
None
|
None
|
None
|
None
|
None
|
0.008
|
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Plumbicon( Pb),% ≤
|
0.037
|
0.0016
|
0.0031
|
0.0031
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0.05
|
0.07
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Oxides of manganese(Mn),% ≤
|
0.0001
|
0.0001
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0.0001
|
0.0001
|
0.0001
|
0.0001
|
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copper oxide (Cu) , % ≤
|
0.0002
|
0.0002
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0.0002
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0.0002
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0.0004
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0.0004
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Hcl insolubles,% ≤
|
0.006
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0.0002
|
0.001
|
0.001
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0.008
|
0.009
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Loss on ignition,% ≤
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0.20
|
0.010
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0.10
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0.12
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0.20
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0.20
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Residue on sieve(45um mesh),% ≤
|
0.10
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0.01
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0.02
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0.05
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0.15
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0.20
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Water-solubles,% ≤
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0.10
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0.001
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0.04
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0.06
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0.10
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0.15
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105 °C volatile matter,% ≤
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0.30
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0.06
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0.12
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0.15
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0.40
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0.50
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Oil absorption,g/100g≤
|
-
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14
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-
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-
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14
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14
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Color(compared with standard sample)
|
-
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Close
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-
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-
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Slightly
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Slightly
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Reducing power(compared with standard sample),% ≥
|
-
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100
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