Ceramic Tube, Ceramic Crucible, Ceramic Rod manufacturer / supplier in China, offering Laboratory Easy to Clean White Full Specifications 20-300mm Buchner Ceramic Filter Funnel, High Thermal Conductivity Al2O3 Corundum-Ceramic Crucibles for Furnace Applications, Ceramic Crucible Porcelain Bowl with Lids 50 Ml 100ml 500ml 1000ml and so on.