prov:value
| - Such a carrier which fine particles are adhered to and fixed on for surface modification is exemplified by iron carrier, ferrite carrier and the like, which are constituted of an alloy or a mixture of metals, such as iron, nickel, cobalt and the like with metals, such as zinc, antimony, aluminum, lead, tin, bismuth, beryllium, manganese, selenium, tungsten, zirconium, vanadium and the like, a mixt
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