Feature(may vary by option.)

●SIZE - Qualitative Filter Paper Circles, diameter 70mm/2.75 inch, 100pcs
●FILTRATION SPEED - Slow filtration speed, 70-140 second; ash content ≤0.15%, excellent clarifying filter for cloudy suspensions and for water and soil analysis.
●MATERIAL - Qualitative Filter Paper Circles Made of premium coarse cellulose filter papers, maximum pore size 10-15µm, capable of retaining the fine precipitates encountered in chemical analysis.
●FEATURES - Easy to place, It is loose and uniform with strong absorption to liquids and excellent particle retention, great filtering capacities, thin yet functional and sturdy.
●APPLICATION - Routine clean-up of insoluble liquids such as biological fluids or organic extracts in labs, qualitative filter paper is often used for teaching filtration and qualitative analysis.

[110mm & 4.33 inch medium flow]

[70mm & 2.75 inch medium flow]

[90mm & 3.54 inch slow flow]

Description