|
Specification
|
roller dried type
|
spray dried typr
|
white type
|
|
(AL2O3) content: %≥
|
31
|
30
|
30
|
|
Electropositive degree 8%
|
40-90
|
65-85
|
65-85
|
|
Water insoluble matter
|
1.2
|
0.5
|
0.3
|
|
(Pb) %≤
|
0.003
|
0.0005
|
0.0005
|
|
(As) %≤
|
0.0005
|
0.0005
|
0.0005
|
|
(Cd) %≤
|
0.0005
|
0.0005
|
0.0005
|
|
(Hg) %≤
|
0.00001
|
0.00001
|
0.00001
|
|
(Cr 6+) %≤
|
0.0015
|
0.0015
|
0.0015
|
|
Fe %≤
|
0.0015
|
0.0015
|
0
|
|
PH Value
(1% content in water )
|
3.5---5.0
|
3.5---5.0
|
3.5---5.0
|
|
appearance
|
Yellow powder
|
Light yellow powder
|
White powder
|
|
Packaging
|
25kg/bag , 25 tons per 20 feet container
|
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|
Payment terms
|
T/T,L/C
|
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|
Shipment
|
14 working days
|
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|
Mini Order
|
One 20 feet container
|
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