zinc oxide

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Items Quality Index Fine grate Grade one Qualitified grade ZnO dry %≥ 93-96 93-96 93-96 Moister %≤ 0.7 0.7 0.7 Loss in ignition ≤ 1-4 1-4 1-4 Insolubles inHCI solution%≤ 0.02 0.05 0.08 Pb%≤ 0.01 0.05 0.08 Mn%≤ 0.001 0.003 0.008 Cu%≤ 0.001 0.003 0.003 Finess (through 45μm screen residuce) ≤ 0.1 0.4 0.8 Radio surface m 2 /g≥ 45 35 35 Bulk density g/ml≤ 0.35 0.40 0.50 Uniform partical diameter ≤ 50 70 100

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Hebei Xinzhuangyi Chemical Trade Co.,Ltd

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