Reinforce filters or use as spacers between filters. EMD Millipore Filter Support Pads are available in absorbant cellulose pads to support filters in Millipore monitors or woven Dacron™ mesh spacers designed for use between filters. Available in diameters from 13mm to 124mm. X50 WOVEN MESH SPACER 124MM

For prefiltration and contamination analysis X100 PREFLTR THICK 47MM

Choose from six grades of filters. EMD Millipore Glass Fiber Filters without Binders are made of borosilicate microfiber glass. Available in multiple pore sizes and flow rates for a variety of filtration and analysis applications utilizing depth filters. Autoclavable. X50 GL FIBRE FILTER 142MM

Perfect for measuring heavy metal concentrations and small amounts of particles X100 QUARTZ FBR FILTER 47MM

Contain no asbestos or fiberglass X50 Prefilter RW06 142mm

hydrophilic Glass Fiber with Binder Resin filter X100 PREFLTR AP20 55MM

hydrophilic Glass Fiber without Binder Resin filter X100 AP40 GL FLTR 25MM

Combines fine particle retention with good flow rate. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/C are ideal for the collection of suspended solids in potable water, natural and industrial wastes. X100 TYPE GF/C 10CM 1/PLBG100/PK P

X100 FILTER µGF MGG 15µ DIA 110MM

Functions as a prefilter when used with GF/B microfiber filters. Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D provide efficient membrane protection, especially during liquid scintillation counting. X100 GR. GF/D 7MM/100

X100 FILTER µGF MGF 07µ DIA 25MM(VE=100 Stck.)

Combines fine particle retention with good flow rate. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/C Sheets are ideal for the collection of suspended solids in potable water, natural and industrial wastes. X100 TYPE GF/C 8X10INCH100/PK GLAS

X50 32 GLASS 4X12IN

Designed for analysis of non-filterable residue and materials that require a high loading capacity glass microfiber filter. Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Circles are also used in cell harvesting, liquid scintillation, and monitoring pollution. X100 FILTER GLASS 934-AH 70MM

X100 FILTER µGF MGC12µ DIA 110MM(VE=100 Stck.)

Recommended by the EPA when the Toxicity Characteristic Leaching Procedure 1311 was developed. Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles remain a popular and prominent component for measuring landfill leachate composition with a TCLP test. X100 TYPE GF/F 2.1CM/100/PKGLASS F

Filters fine particles with high wet-strength and high loading capacity. Whatman™ Binder-Free Microfiber Filters, Grade GF/B are particularly useful for liquid clarification and liquid scintillation counting. X100 FILTER GLASS GF/B 42.5MM

Glass fiber prefilters, depth pre filters, for larger totally filterable volumes in clarification and sterile filtration. X50 MEMBRANE GF THICK DIA 127MMD=127mm (VE=50 Stck.)

X100 FILTER µGF MGA 16µ DIA 150MM(VE=100 Stck.)

Filters fine particles with high wet-strength and high loading capacity. Whatman™ Binder-Free Microfiber Filters, Grade GF/B Sheets are particularly useful for liquid clarification and liquid scintillation counting. X100 GF/B GLASS SHEETS 2.25X12.25

Binder free filters X50 ACID TREATED LOW METAL90MM/50/

Fast and convenient X100 934-AH RTU 42.5MM

Combines high loading capacity with fine particle retention. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/A are ideal for gravimetric determination of airborne particulates, stack sampling and absorption methods of air pollution monitoring. X100 FILTER GLASS GF/A 70MM

Use as a depth filter for larger totally filterable volumes. Sartorius™ Glass Fiber (GF) Pre-filters are made of borosilicate glass microfibers and are ideal for use as a pre-filter in clarification and sterile filtration. Available in a range of filter disc diameters. X50 MEMBRANE GF 127 MM

Designed for analysis of non-filterable residue and materials that require a high loading capacity glass microfiber filter. Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Sheets are also used in cell harvesting, liquid scintillation, and monitoring pollution. X100 TYPE 934AH 12X15INCH100/PK GL

Served as the basis filter for EPA standard for the toxicity characteristic leaching procedure. Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles offers an extremely high loading capacity and flow rate. X25 FILTER GLASS GF/F 460X570MM

Offers fine particle retention and high flow rate, as well as good loading capacity X100 31GLASS 55MM

Filter Funnel Replacement Reservoirs for the 3-Piece Filter Funnel. 7CM SMALL SPARE RESVFOR 3-PIECE FU

Multilayer graded density filters for rapid and efficient filtration of samples with high solids content. Whatman™ Glass Microfiber Prefilters are designed with a coarse glass filter top layer (10μm) meshed with a finer layer. The multigrade glass filter traps larger particles in its pores of the coarse layer, medium-sized particles in the interface meshing, and smaller particles in the interstices of the fine layer. X20 TYPE MULTIGR. GMF 1UM1 9.0CM

Combines high loading capacity with fine particle retention. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/A Sheets are ideal for gravimetric determination of airborne particulates, stack sampling and absorption methods of air pollution monitoring. X100 FILTER GLASS GF/A 203X254MM