Synthetic method and danger of nickel oxide

Synthetic method and danger of nickel oxide

The effect of this product on the skin is more common in production, mainly manifested as dermatitis or allergic eczema, and the rash has strong itching, which is called nickel pruritus....
The production method of Fe3O4

The production method of Fe3O4

By heating the aqueous solution containing ferrous hydroxide precipitation to above 70°C and performing slow oxidation, ferroferric oxide powder composed of fairly uniform regular octahedral or cubic single crystal particles with a rib leng...
What Field Is Nano Silver Suitable For?

What Field Is Nano Silver Suitable For?

The concept and application fields of nano silver....
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