Hahnemühle Qualitative Circle Filter Paper 100Pcs Medium Fast Grade 1506 Refined Cellulose for Determination of Metals in Acidic/Alkaline Solutions 150MM Smooth Retention particles (4 12 μm)

HIGH PURITY CELLULOSE: Made of highly pure cellulose raw material, this filter paper is ideal for food control, beverage analysis, and environmental monitoring applications. QUANTITATIVE ANALYSIS: This filter paper is suitable for quantitative analysis, making it a great choice for laboratory use. VACUUM AND PRESSURE FILTRATION: The Grade 1506 filter paper is hardened and ashless, making it especially recommended for vacuum and pressure filtration applications. ACID-WASHED AND RINSED: This filter paper has been acid-washed and rinsed with water to neutralize it, ensuring its suitability for use with both acidic and alkaline solutions. RETENTION RATE: With a retention rate of 4-12 µm and a filtration speed of 170 sec, this filter paper is ideal for the gravimetric determination of metals in acidic/alkaline solutions and the filtration of fine crystalline precipitates.