Product name: iron oxide yellow
CAS no. : 51274-00-1
EINECS no. : 257-257-5
Molecular formula: Fe2O3 · H2O
Molecular weight: 177.71
Melting point: 350 ~ 400 ℃
Relative density: 2.44 ~ 3.60
Solubility: insoluble in water, alcohol, soluble in acid.
character From the lemon yellow to brown powder.
Lemon yellow to brown powder.
Grain is exquisite, is the crystal of iron oxide hydrate.
Density of 4.0 g/cm3, has the good tinting strength, hiding power and light resistance, alkali resistance, acid resistance and heat resistance.
Insoluble in water, alcohol, soluble in acid.
Due to different production methods and operating conditions, the crystal structure and physical properties vary greatly.
Heated to above 150 oc starts to break down out of the water of crystallization, turning red.
Main USES: mainly used in coatings, plastic, rubber, cement, construction parts surface shading yellow inorganic pigments.
Widely used in artificial marble, terrazzo, rubber color.
Also used in the manufacture of watercolor, paint, paint and architectural coatings.
Can also be used to make iron oxide series pigments intermediate, such as the preparation of iron oxide red, iron oxide black.
With woven bag lined with polyethylene plastic bags or multi-layer kraft paper bags, bags of 25 kg net each.
Stored in ventilated, dry warehouse.
Packaging should be sealed, moisture.
Avoid high temperature, acid, alkali for sequestration.
According to the above safekeeping conditions, not unpacking the effective storage period of 3 years.
Toxicity and protective: see iron oxide red.
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