Advantec N05B18.5CM Grade 5B Ashless Quantitative Filters, 5-10 um, 18.5 cm; 100/Pk

Ideal for gravimetric analysis and environmental monitoring. These papers are made of the highest quality alpha cotton cellulose with low ash content. Papers are double acid washed in hydrochloric acid followed by hydroflouric acid, then rinsed with ultrapure water to neutralize. Sold in packs of 100. SpecificationsWeightgm2: 108 Thicknessum: 0.21 Thickness (mm): 210 Flow Timeseconds: 195 Diameter (mm): 185 Diameter (cm): 18.5 Absorption Speed (cm): 7 Wet Strengthcm H2O: 20 Material: Alpha Cotton Cellulose Description: Grade 5B Ashless Quantitative Filters, 5-10 um, 18.5 cm 100/Pk Universal Guarantee: 1 year

• Manufactured to exacting standards for uniform performance
• Retains medium particles (5 to 10 m) such as CaCO3, PbSO4, CaCO4, MnCO3, ZnCO3, ZnS, AgCl
• 1 year guarantee