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Whatman™ Quantitative Filter Paper: Grade 50 Circles

Enables strong retention for very fine crystalline precipitates. Whatman™ Quantitative Filter Paper: Grade 50 Circles withstand shredding, wet handling, and precipitate removal by scraping.

$40.90 - $509.52

Specifications

Material High-quality Cotton Linters
Grade 50
Format Circle
Pore Size (Metric) 2.7μm
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Products
Catalog Number Mfr. No. Diameter (Metric) Price Quantity    

09-865A

  Accessories
whatman™
WHT1450055
55mm Pack of 100 Each for $47.96

09-865D

  Accessories
whatman™
WHT1450110
110mm Pack of 100 Each for $93.58

09-865E

  Accessories
whatman™
WHT1450125
125mm Pack of 100 Each for $107.88

09-865C

  Accessories
whatman™
WHT1450090
90mm Pack of 100 Each for $71.94

09-865B

  Accessories
whatman™
WHT1450070
70mm Pack of 100 Each for $55.02

09-865G

  Accessories
whatman™
WHT1450185
185mm Pack of 100 Each for $158.15

09-865F

  Accessories
whatman™
WHT1450150
150mm Pack of 100 Each for $127.08

09-865H

  Accessories
whatman™
WHT1450240
240mm Pack of 100 Each for $276.35

09-865L

 
whatman™
WHT1450320
320mm Pack of 100 Each for $509.52

09-865J

  Accessories
whatman™
WHT1450042
42.5mm Pack of 100 Each for $40.90
Description & Specifications

Specifications

Material High-quality Cotton Linters
Grade 50
Format Circle
Pore Size (Metric) 2.7μm

Highly glazed, hardened filter paper

  • Thinner filter design (average thickness 115 µm) than most Büchner filter papers
  • Acid-treated for high wet-strength and chemical resistance
  • Nominal particle retention of 2.7 µm
  • Slow flow rates (Herzberg filtration speed 2685 s)
  • High purity and low ash content (0.015% ash maximum)
  • Compatible with Hirsch or Büchner funnels