home_Icon.png :>>>Qualitative Filter Paper Grade: BIO-1

Qualitative Filter Paper Grade: BIO-1

Grade: BIO-1
Particle Retention: 11μm
Product Appearance: Smooth
Filtration Speed: Medium
Ash Content(%): <0.06
Thickness(mm): 180
Basis Weight(g/m2): 88
Wet Burst(psi): 0.3



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 sulphate, calcium oxalate and calcium carbonate.


All the filter paper passed the ISO9001 & CE certificate
High purity and good performance to give you the faithful experiment
Lowest ashless insure the result of testing
Full range of diameter provided, customized allowed
Whatman equivalent quality but lower price
Easy to use for pre-cut filter paper


1. The same quality and specification as to Whatman Grade 1
2. Medium retention with pore size 11um
3. The common diameter and OEM size is accept
4. Small order and free sample can be accepted


In agriculture field, it is used for soil analysis and seed testing.
In food field, it is commonly used to separate solid foods from related liquids and liquids
It is also widely used in teaching simple qualitative analysis separation.
It also can use it for air pollution monitoring
It also can test the gas after soaking with reagents

Grade Comparison

Qualitative Filter Paper Grade BIO-1_Grade Comparison

Guide for Filter Paper


Technical Data

Qualitative Filter Paper Grade BIO-1_Technical Data

Ordering Information

Qualitative Filter Paper Grade BIO-1_Ordering Information
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