... range of non-metallic powders, such as BT-9300H is the improvement on BT-9300 laser particle size analyzer.It introduces ... wollastonite, graphite, silica powder, tourmaline, mica, barite, plaster, betonite, diamond, quartz, diatomite, feldspar, calamite, clay, garnet, vermiculite, Titanium white power ... of chemical and military industry, battery material and more. BT-9300H Laser Particle Size Analyzer