Product Details:
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Classification
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Other Inorganic Salts
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CAS No.
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7778-50-9
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Other Names
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Potassium Dichromate
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MF
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K2Cr2O7
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EINECS No.
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231-867-5
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Place of Origin
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China (Mainland)
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Grade Standard
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Industrial Grade
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Purity
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99.5%min
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Appearance
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Orange red crystalline solid
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Application
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Used matches, explosives, inks
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Molecular Weight
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294.18
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color
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Orange red
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Potassium Dichromate
1.Product namr: Potassium Dichromate
2.Cas no:7778-50-9
3.Mf:K2Cr2O7
4.Appearance:Orange red crystalline solid
5.Product Character : This for the orange red three slantingplate-type crystallization, does not absorb moisture; Dissolves to thewater, does not dissolve Yu Chun; Virulent, strong oxidant, with theorganic matter contact, the friction, the hit can cause burning
6.Usage: Manufacture of chrome oxides, potassium chromate, chrome yellow pigment, surface passivation of steel, manufacture of welding rods, matches, chromic potassium sulphate and chemical reagents. Used as an oxidant.
specification
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Item
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Index
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||
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Excellence grade
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First grade
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Standard grade
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K2Cr2o7 content
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99.8
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99.5
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99.0
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Chlorides (Cl)%
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0.050
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0.050
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0.080
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Insoluble %
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0.020
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0.020
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0.050
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Sulfates ( SO4-2) %
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0.020
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0.050
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--------
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Na+ %
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0.01
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0.01
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---------
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Moisture %
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0.030
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0.030
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