Hach 934-AH® Filters are the trusted choice for laboratories and analysts seeking reliable performance in water and wastewater analysis. These high-quality, binderless borosilicate glass microfiber filters are designed to meet the rigorous demands of Standard methods 2540 C, 2540 D, and 2540 E. With a remarkable fast flow rate, fine porosity, and the ability to retain particles as small as 1.5 µm, they have set the industry standard for over 50 years. Additionally, withstanding temperatures exceeding 500°C, these filters are particularly advantageous for Fixed and Volatile Suspended Solids analysis, ensuring accuracy and dependability in your results.

Key Features:
• 150mm diameter for versatile applications
• Packaged in convenient sets of 100 filters
• Fast flow rate enhances laboratory efficiency
• Fine porosity for optimal particle retention (1.5 µm)
• Binderless borosilicate glass construction for superior durability
• Temperature resistance up to 500°C
• Compliant with Standard methods 2540 C, 2540 D, and 2540 E
• Ideal for Fixed and Volatile Suspended Solids analysis
• Over 50 years of proven industry reliability