... of ISO13320-1, an international norm on laser particle size analyzer and each unit goes through strict ... quality control with national reference material. Applications Ultra-fine powders in nanometer or submicron Calcium carbonate, titanium ... , calcium carbonate, coal, fluorescent, brucite, calcite, wollastonite, tourmaline, diamond, barite, fluorite, zeolite, boron carbide, clay, graphite, quartz, ...