Qualitative

Filter papers come in a broad range of glass fiber, qualitative and quantitative types for all needs. The success of any laboratory filtration depends upon the correct choice of filter paper. Lab Depot offers a wide range of grades to meet all of your particular filtration needs, with the optimum combination of two important features: retention and flow rate. To assist you in choosing the correct filter products, we offer the following guidelines:

Qualitative Papers For general laboratory work and analytical operations involving filtration of chemicals, gelatinous, and coarse precipitates.
Retention(um)Flow RatePorosityGrade No.
40FastCoarse417
25FastCoarse415
25FastCoarse315*
20-25FastCoarse4
6MediumMedium3
5MediumMedium413
5MediumMedium Fine313*
2.5SlowFine5
1SlowFine410


 
Grade 413 Filter Paper, Qualitative Grade 417 Filter Paper, Qualitative, Crepe Grade 415 Filter Paper, Qualitative, Crepe Grade 315, Crepe Fluted Circles, Folded, Qualitative
Grade 413 Filter Paper, Qualitative
Product #: 28309-989-PK
 Grade 417 Filter Paper, Qualitative, Crepe
Product #: 28297-868
 Grade 415 Filter Paper, Qualitative, Crepe
Product #: 28320-019
 Grade 315, Crepe Fluted Circles, Folded, Qualitative
Product #: 28331-026
from $3.72 save 15%
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from $3.78 save 10%
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from $4.47 save 10%
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from $48.16 save 10%
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Grade No. 4 Filter Paper Grade No. 3 Filter Paper Grade 313, Fluted Circles, Folded, Qualitative Grade No. 5 Filter Paper
Grade No. 4 Filter Paper
Product #: 28460-110
 Grade No. 3 Filter Paper
Product #: 28456-022
 Grade 313, Fluted Circles, Folded, Qualitative
Product #: 28333-021
 Grade No. 5 Filter Paper
Product #: 28462-021
from $6.73
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from $10.59
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from $47.69 save 10%
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from $6.24
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Grade 410 Filter Paper, Qualitative     
Grade 410 Filter Paper, Qualitative
Product #: 28297-830
   
from $4.72 save 10%
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Qualitative