Gallium selenide powder is a semiconductor material. Gallium selenide has a layered structure, and with the decrease in temperature, the maximum photoelectric effect of gallium selenide moves toward the shortwave direction.
Chrome chip hard and brittle steel gray bright metal with hardness like corundum and lower melting than platinumPurity>99.95%Product name: chromium flake About Chromium Chip Chromium Sheet Chromium Flake:Chromium sheet is also called Chromium Ship
Appearance: White powder N.W. : 25 kg/bagRedispersible polymer powderImprove flow propertiesFlexural strength increasesReducing material water absorption Concrete accelerator product introduction Dispersible powder of polymer (RDP powder and VAE
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