Laboratory & educational products

Canfort Laboratory and Education Supplies Co., Ltd.

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Qualitative Filter Paper (18cm)

  • Product item:TP002-6
  • Product price:US $ 3.4/ Box
  • 100 pcs/Box
  • 100 boxes/carton
BASIC INFO
Qualitative Filter paper (Φ18cm)

Unit price: US $ 3.4 / Box, 100 pcs/Box
Delivery fee is not included
 
Filter paper has various properties.
The key parameter are wet strength, porosity, particle retention, volumetric flow rate, aperture size, ash content, thickness
Filter paper is the mostly used laboraotry consumable, because even a small piece of filter paper will absorb a significant volume of liquid.

Qualitative filter paper
Qualitative filter paper is used in qualitative analytical techniques to determine materials.
There are different grades of qualitative filter paper according to different pore size. 

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.

Technical details  (size: 60x60cm, Φ7cm, Φ9cm, Φ11cm, Φ12.5cm, Φ15cm, Φ18cm)
    Product
Model Max. aperture Filtration velocity(s) Ash content(%) Ration(g/m2)
Qualitative filter paper 101 Fast 20-25 μm 35 0.15 80±4
102 Medium 15-20 μm 35-70 0.15 80±4
103 Slow 10-15 μm 70-140 0.15 80±4
Quantitative filter paper 201 Fast 20-25 μm 35 0.01 80±4
202 Medium 15-20 μm 35-70 0.01 80±4
203 Slow 10-15 μm 70-140 0.01 80±4

Comparision List (similar, not 100% match)
Canfortlab 101 102 103 201 202 203
Whatman Grade 4 Grade 1 Grade 2 Grade 41/54/541 Grade 40/43 Grade 42/50/542
Munktell 1288 NO.1 NO.2 388 389 391
Ahlstrom 631 601 642 54/55 N/A 95
Macherey&Nagel 1670 616md 616 640w 640m 640de
MFS/Advantec 1 2 232 5A 7 6/4A
Qualitative filter paper
Filter Paper ashless
For further details about laboratory products, please contact us  lab.canfort@hotmail.com

Our warehouse
Packaging Details: Export Cartons


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

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