Lab & teaching equipment

Canfort Laboratory and Education Supplies Co., Ltd.

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Big sheet square filter paper

  • Available sizes: 60x60, 65x65, 70x70, 80x80, 90x90, 100x100cm
BASIC INFO
Big sheet square filter paper (for industry and laboratory)
 
Filter paper is a semi-permeable paper barrier placed perpendicular to a liquid or air flow. It is used to separate fine substances from liquids or air.Filter paper are widely used in laboratory experiments across many different fields, from biology to chemistry. The type of filter used will differ according to the purpose of the procedure and the chemicals involved. Generally, filter papers are used with laboratory techniques such as gravity or vacuum filtration.

Two major types of filter paper
1, Qualitative filter paper
Qualitative filter paper is used in qualitative analytical techniques to determine materials. There are different kinds of qualitative filter paper according to different pore size.
Product name Model Max. aperture(μm) Filtration velocity(s) Ash content(%) Ration(g/m2)
Qualitative filter paper 101 Fast 20-25 35 ≤0.15 80±4
102 Medium 15-20 35-70 ≤0.15 80±4
103 Slow 10-15 70-140 ≤0.15 80±4
 

2, Quantitative Filter Paper
Quantitative filter paper, also called ash-free filter paper, is used for quantitative and gravimetric analysis. During the manufacturing, producer use acid to make the paper ash-less and achieve high purity.
Product name Model   Max. aperture(μm) Filtration velocity(s) Ash content(%) Ration(g/m2)
Qualitative filter paper 201 Fast 20-25 35 ≤0.01 80±4
202 Medium 15-20 35-70 ≤0.01 80±4
203 Slow 10-15 70-140 ≤0.01 80±4

filter paper

industry filter paper

big sheet filter paper
 
For small sheet round filter paper, please click  "here"
For further details about laboratory plastic wares, please contact us  lab.canfort@hotmail.com


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Packaging Details: Export Cartons


Global delivery
1, Rapid  response is assured.
2, Lead time: within 15 days

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