FILTER PAPER CIRCLES WHATMAN GRADE NO.4 11CM DIA BOX 100

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Product Code:
  • FB130-30
Filter paper circles, Whatman®, Grade No.4, 11cm diameter, box of 100. 1004-110

FILTER PAPER CIRCLES WHATMAN GRADE NO.4 11CM DIA BOX 100

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 Qualitative Grade

Grade No.                   Flowrate   Retention microns  Wet strength  Thickness, mm  Ash % 
Excellent retention of coarse and gelatinous precipitates   Fast   20-25 Low* 0.21 0.06

 

*Suitable for gravity or low suction filtration. Care must be taken to prevent rupture of the paper.