Qualitative Grade 4 ZENPORE Fast Flow 185 mm Cones 18.5 cm Quadrant-Folded Filter Paper Pre-Folded 50 Discs

18.5 cm Quadrant-Folded Filter Paper, Pre-Folded (Cones), Qualitative Grade 4 - ZENPORE Fast Flow 185 mm (50 Discs): Industrial & Scientific. 18.5 cm Quadrant-Folded Filter Paper, Pre-Folded (Cones), Qualitative Grade 4 - ZENPORE Fast Flow 185 mm (50 Discs): Industrial & Scientific. GRADE 4 Q : 18.5cm - Equivalent to Whatman qualitative grade 4 FF, cone folded filter paper (185mm) 。 PREFOLDED - No more folding! Those pre-folded Quadrant filters are ready for the funnel 。 FAST PRE-FILTER - Quickly clean-up biological samples and organic extracts, routine clarification 。 WINE MAKING - Filtration of musts 。 COARSE RETENTION / FAST FLOW - Retains coarse and gelatinous precipitates (20~25 micron) 。 GRADE 4 Q QUADRANT Qualitative Filter Paper。Equivalent to Whatman grade 4 FF, this very fast laboratory filter paper is used for coarse filtration when you need to separate a solid or precipitate from the filtrate.。Made from high alpha-cellulose cotton, this standard lab filter is not intended for ashing.。APPLICATIONSscience : Routine clean-up of insoluble liquids such as biological fluids or organic extracts in labsfood : Determination Sodium Chloride in foodstuffswine : Filtration of mustsmetalurgy : Determination of silicon impurities in pig iron and steelenvironment : Fast flowing air and exhausts monitoring when the collection of fine particles is not critical.。COARSE RETENTION。Retains coarse particles and gelatinous precipitates like:Metal hydroxides (Al, Cr, Fe, Mg) , Be OxideInsoluble iron and ore, precipitated SilicatesCulture media, and colloidal sediments。SPECSpaper : pure cotton celluloseflow : fastretention : ~25 μm (coarse)speed : 15~ s (10ml DIN 5313)size : ⌀ 5 mmthickness : 0 μmweight : 86 g/m²ash : 0.1%qty : 50 discs。PRE-FOLDED。Those Quadrant Folded Filters saves folding time when filtration is done repetitively.。Use our pleating equivalent ST004-5v for even faster filtration.。Suitable for gravity filtration in standard funnels, not vacuum.。EQUIVALENCE & SIZE。See the cross-reference table and size diagrams in the photos to choose the appropriate reference and diameter of your circles.。 。 。 。

Qualitative Grade 4 ZENPORE Fast Flow 185 mm Cones 18.5 cm Quadrant-Folded Filter Paper Pre-Folded 50 Discs

Qualitative Grade 4 ZENPORE Fast Flow 185 mm Cones 18.5 cm Quadrant-Folded Filter Paper Pre-Folded 50 Discs
Qualitative Grade 4 ZENPORE Fast Flow 185 mm Cones 18.5 cm Quadrant-Folded Filter Paper Pre-Folded 50 Discs
Qualitative Grade 4 ZENPORE Fast Flow 185 mm Cones 18.5 cm Quadrant-Folded Filter Paper Pre-Folded 50 Discs

Qualitative Grade 4 ZENPORE Fast Flow 185 mm Cones 18.5 cm Quadrant-Folded Filter Paper Pre-Folded 50 Discs

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