Trade Lead Description:
Zinc Oxide (Indirect Method)
Index Item Index
Type I Type II
Super Grade Grade1 Qualified Grade Super Grade Grade1 Qualified Grade
Zinc oxide %≥ 99.70 99.50 99.40 99.70 99.50 99.40
Metallic metals (as Zn) %≤ None None 0.008 None None 0.008
Lead oxide (as pb) %≤ 0.037 0.05 0.14 - - -
Manganic oxide (as Mn) %≤ 0.0001 0.0001 0.0003 - - -
Copper oxide (as Cu) %≤ 0.0002 0.0004 0.0007 - - -
Insolubles in HCL solution%≤ 0.006 0.008 0.05 - - -
Losses on ignition %≤ 0.2 0.2 0.2 - - -
Screening residues (through 45μm mesh) %≤ 0.10 0.15 0.20 0.10 0.15 0.20
Soluble matters in Water %≤ 0.10 0.10 0.15 0.10 0.10 0.15
Volatile matters at 105°C %≤ 0.3 0.4 0.5 0.3 0.4 0.5
Oilabsorption g/100g ≤ - - - 14 14 14
Colour (compared with standard specimen) - - - Similar Few Little
Colour killing (Compared with standard specimen)
%≥ - - - 100 95 90
Uses: For paint, printing ink, rubber, cable, medicines, electronics, papermaking, enamel, match, cosmetic and other chemical industry application.
Packing: 25kg, 50kg, big sack bag or as required by the customer.
Posted from China - Hebei on 24 November, 2009
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