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Commodity : Chrome oxide green
Molecular formula: Cr2O3
Specific gravity: 5.21
Standard: HG/T2775-96
Index: GB1611—92
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Item
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Index
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I for Pigment
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II for abrade
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Premium grade
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First grade
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Salable product
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Premium grade
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First grade
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Salable product
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Cr203 %min
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99.0
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98.0
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97.0
|
99.0
|
98.0
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97.0
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Moisture% max
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.015
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0.30
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0.50
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0.15
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0.30
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0.50
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Water soluble matter%
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0.1
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0.4
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0.7
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0.2
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0.4
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0.7
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Aq. solution, PH
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6-8
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5-8
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-
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Oil absorption,g/100g
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15-25
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¡Ü20
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¡Ü25
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Chroma
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OK
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NO
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Fastness,%
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OK
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NO
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Residue on screen%,45um max
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0.1
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0.3
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0.5
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0.3
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0.5
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75um0.5
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Remark: The chroma and fastness is optional.
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Packing
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25kg in woven bag.
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Usage
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Used in the chrome smelt and chromium carbide ,the dyeing agent of porcelain enamel and ceramic ,leatheroid ,structure material ,sunlight fast coating, abradant, green polish paste ,ink ,catalyst
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Analysis: Wangjing
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