Preparation method of nano ferroferric oxide
Industry334Days Ago (04-07)
Since 2013, a large number of literature on the preparation of nano-Fe3O4 have emerged, and some new preparation processes have also continued to appear. The traditional methods for preparing nano-Fe3O4 mainly include precipitation method, h...
Physical and chemical properties and uses of nickel oxide
Industry335Days Ago (04-06)
The appearance of nickel oxide is a green powder. The melting point is 1980±20°C. The density is 6.67g/cm3. Nickel oxide is insoluble in water, insoluble in lye, and is alkaline oxide, soluble in acid and ammonia....
What Are The Characteristics And Hazards Of Nano Silver?
Industry480Days Ago (11-12)
Characteristics and hazards of nano silver....
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