Molecular formula: ZnO
Molecular weight : 81.39
white /slight yellow fine powder , specific gravity 5.5-6.5 , granularity 0.15-0.7um ), refractive index is 1.95-2.05 , specific heat in 20 °C 0.0915 ka. /g. °C, melting point 1973 °C, Zinc oxide evaporates in 1000 °C .
Molecular weight : 81.39
white /slight yellow fine powder , specific gravity 5.5-6.5 , granularity 0.15-0.7um ), refractive index is 1.95-2.05 , specific heat in 20 °C 0.0915 ka. /g. °C, melting point 1973 °C, Zinc oxide evaporates in 1000 °C .
Standard: GB/T3185-92
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Type and items
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Zinc Oxide 99%
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Zinc Oxide 99.5%
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Zinc Oxide 99.7%
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ZnO
|
99
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99.5%
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99.7
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|
MnO:
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0.001
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0.0005
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0.0004
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PbO
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0.15
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0.05
|
0.037
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CuO
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0.0001
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0.0005
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0.0004
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Heat Loss
|
0.3
|
0.3
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0.3
|
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HCL Insoluble Matter
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0.01
|
0.01
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0.01
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Water soluble matter
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0.1
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0.1
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0.1
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45um Sieve Residue
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0.15
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0.15
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0.15
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