Accurate Measurement, Quality Control This professional-grade stainless steel dual-chamber particle size analyzer utilizes high-precision grinding technology and complies perfectly with ISO 1524 standards, providing a reliable fineness measurement solution for the paint, ink, and coatings industries! Dual-chamber design: Simultaneous comparative testing doubles efficiency 0-50m range: Clear, easy-to-read precision scale with a minimum graduation of 1m Military-grade stainless steel: Wear-resistant and corrosion-resistant, it maintains its shape over time Compliant with international standards: Multiple ISO/ASTM certifications achieved. This essential tool for laboratories, quality inspection departments, and production workshops helps you rigorously control product particle fineness!