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Qualitative Grade 4 Filter Papers

From $6.95
List Price From $8.00

These GE Whatman Qualitative Grade 4 Filter Papers are useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis. They offer extremely fast filtering for course particles or gelatinous precipitates – use them when the collection of fine particles is not critical.

Retention of coarse particles: 20-25 µm.

Key Features

  • For coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide
  • Very high flow rates – ideal for air pollution monitoring
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Cat # Diameter Units Of Measure Availability Price Quantity

I¦WHT1004-055
1004-055
5.5 cm
In stock (39)
  • $6.95
  • List: $8.00
EF8352C1004-070
7 cm
In stock (13)
  • $12.95
  • List: $14.00

I¦WHT1004-090
1004-090
9 cm
In stock (9)
  • $8.95
  • List: $10.00

I¦WHT1004-110
1004-110
11 cm
In stock (133)
  • $10.95
  • List: $12.00

I¦WHT1004-125
1004-125
12.5 cm
In stock (389)
  • $13.95
  • List: $15.00

I¦WHT1004-150
1004-150
15 cm
In stock (8)
  • $18.95
  • List: $21.00

I¦WHT1004-185
1004-185
18.5 cm
In stock (417)
  • $27.95
  • List: $32.00
EF8352J1004-240
24 cm
Ships By: 7/11/2018
  • $82.95
  • List: $93.00
EF8352K1004-320
32 cm
Ships By: 7/16/2018
  • $155.95
  • List: $175.00
EF8352A1004-042
4.25 cm
Ships By: 7/11/2018
  • $9.95
  • List: $11.00
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