General purpose filter papers
Grade 122

Filter paper used for all general works in laboratories. Very fast filtration velocity.
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Grade 600

Economical filter paper used in schools and as bench protective paper.
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Grade 601

Filter paper used in analytical works in laboratories. Medium filtration velocity
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Grade 603 / grade 607

Thin filter paper. Fast filtration velocity..
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Applications
General works
Hospitals
Research laboratories
Schools
Chemical industries, pharmaceutical, cosmetic, food and beverage
Technical specifications
  Weight Thickness Pore size Filtration vel. Burst strength
Grade g/m² mm µm sec* kg/cm²
122 73 0,17 17-30 22 1,25
600 64 0,15 10-20 50 1,45
601 73 0,16 5-13 88 1,95
603 60 0,14 35-65 25 1,05
607 50 0,12 17-30 22 0,25
*according to DIN 53137