Qualitative Filter Paper – Medium 11um Micron – Various Sizes



Qualitative Filter Paper – Medium 11um Micron – Various Sizes

Our Qualitative Filter Paper works great for any filtering purpose with an ash content of ≤0.1%. Don’t break the bank with expensive filters, get filtering at an affordable price.

QUAL-11UM Specifications
Classification Qualitative
Particle Retention 11µm (micron)
Grade BIO-1
Filtration Speed Medium
Product Appearance Smooth
Ash Content ≤0.1%
Typical Thickness 172µm
Basis Weight 84g/m²
Wet Burst, mm Water >140
Quantity Pack of 100
Sizes 5cm, 7cm, 9cm, 11cm, 12.5cm, 15cm, 18cm, 22cm, 30cm, 35cm, 45cm, 60cm
Refund Policy Not Eligible for Return/Refund



QUAL-11UM Filter Medium Micron Paper covers most laboratory applications and is often used for liquid clarification. Laboratory filter papers are also traditionally used for qualitative analysis of precipitates, such as lead sulfate and calcium oxalate. Moderate retention and flow rate are most frequently used in 11 μm daily filtration. It is widely used in laboratory applications to clarify liquids. It is used for the quantitative analysis and separation of precipitates, such as lead sulfate, calcium oxalate, and calcium carbonate.



• Passed the ISO9001 & CE Certificates

• High-purity and good performance to give you the faithful experiment

• Lowest ashless ensure the result of testing

• Easy to use for pre-cut filter paper



• Agriculture field: soil analysis and seed testing.

• Food field: separate solid foods from related liquids and liquids

• Teaching simple qualitative analysis separation

• Air pollution monitoring

• Testing gas after soaking with reagents

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