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Spherical silica powder for cosmetics

(Spherical silica powder for cosmetics) Compared with ordinary angular silica powder, spherical silica powder has higher fluidity and a larger specific surface area so that it can be used in lipstick, powder,…

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Application Fields of Gallium Nitride

(Application Fields of Gallium Nitride) The wide-gap semiconductor material GaN is widely used due to its excellent electrical, optical and physical properties. 1.Semiconductor light Gallium Nitride is widely used in semiconductor lighting.…

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