What is Bismuth Sulfide Powder?

How do you define it? Bismuth Sulfide Pulver ? Bismuth sulfuride is a yellowish brown powder or crystal that has a specific gravity at 7.39. It is easily broken down at 685°C. It's insoluble in water and in ethyl-acetate. Here are some...…

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The water to cement ratio of FC with the density

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Process of hollow glass powder

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