Iron Oxide Yellow,Pigment yellow 42-Hangzhou Han-Color Chemical Co.,Ltd.


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Pigment yellow 42


Trade name Iron oxide yellow
Type 313
Chemical name Iron hydroxide oxide (α-FeOOH)
Delivery form Powder
Colour index Pigment yellow 42 (77492)
CAS No./EC No. 51274-00-1/257-098-5
Specifications Contents (α-FeOOH) % ≥96 ISO1248
Oil absorption ml/100g 25~35 ISO787-5
Res. on 325 mesh % ≤0.3 ISO787-7
Water soluble salts % ≤0.3 ISO787-3
Moisture % ≤1.0 ISO787-2
pH value   3~7 ISO787-9
Ignition loss (1,000oC, ½ h) % ≤14 DIN55913
Bulk density g/cm3 0.4~0.6 ISO787-11
Specific gravity g/cm3 4.1 ISO787-10
Particle size BET μm 0.1x0.4 Electron Micrographs
Dispersibility (Hegman) μm 20/25/30 ISO787-20
Tinting Strength (Compared with Standard) % 95~105 ISO787-24
Color Difference △E (Compared with Standard)   ≤1.0 ISO787-1
Sales packing In 25kg paper bag/600kg bulk bag then palletized
Transport & Storage Protect against weathering / Store in a dry place
Safety The product is not classified as hazardous under EC 1907/2006 & EC 1272/2008

As an important inorganic colorant, iron oxide yellow is characterized high opacity, strong tinting strength, easy dispersibility, excellent light fastness and perfect weather resistance. It is extensively used in concrete, roofing tile, paver, stucco, masonary, paint, coating, rubber, plastic, paper and leather industries etc.

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