Feed Grade Zinc Oxide
Zinc Oxide Grades : Indirect process Zinc Oxide, Direct Process Zinc Oxide, Feed Grade Zinc Oxide, nanometer Zinc Oxide, etc.
Property: White powder, odourless, stable under normal temperature. Insoluble in water and alcohol, soluble in acid,
Usage: As zinc additive for animal feed.
Packing: In polyethylene film bag with outer polypropylene woven bag, 25kg, 50kg, big sack bag or as required by the customer
Feed grade Zinc Oxide quality meet the standard of manufacturer
Item/Parameter |
Standard |
||||
Zn |
64% Min |
72% Min |
76.3% Min |
78.7% Min |
79.4% Min |
ZnO |
80% Min |
90% Min |
95% Min |
98% Min |
99% Min |
Pb % ≤ |
0.01 |
0.005 |
0.005 |
0.005 |
0.005 |
Cd % ≤ |
0.005 |
0.003 |
0.003 |
0.003 |
0.001 |
As % ≤ |
0.005 |
0.003 |
0.003 |
0.003 |
0.001 |
Cu % ≤ |
0.01 |
0.01 |
0.01 |
0.0005 |
0.0005 |
Dioxin |
None |
None |
None |
None |
None |
H2O % ≤ |
8.0 |
8.0 |
8.0 |
8.0 |
8.0 |
Loss on Ignition % ≤ |
5.0 |
4.0 |
4.0 |
0.4 |
0.4 |
Water Soluble Substance % ≤ |
5.0 |
3.0 |
3.0 |
0.4 |
0.2 |
Muriatic Acid Insoluble Substance % ≤ |
1.0 |
0.5 |
0.5 |
0.2 |
0.01 |
Screen Residues (80 mesh) % ≤ |
0.5 |
0.1 |
0.1 |
0.1 |
-- |
Screen Residues (325 mesh) % ≤ |
-- |
-- |
-- |
-- |
0.2 |
Bulk Density |
2g/cm3 |
2g/cm3 |
2g/cm3 |
2g/cm3 |
2g/cm3 |
Color (compared with standard sample) |
Offwhite |
Offwhite |
Offwhite |
Offwhite |
White |
Note: Special requirements should be decided through negotiation between the seller and the buyer.