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Vacuum Filter Holders and Accessories

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Filter Holders and Accessories for Filtering Samples and Mobile Phases

Choose the proper filter holder based on sample volume, sterilization requirements and chemical compatibility requirements. Merck provides a wide assortment of filter holders and related hardware to support your filtration of aqueous and organic solutions.

Vacuum Filter Holders and Accessories

Vacuum filter holders provide a reusable, robust solution for applications including filtration of chromatography mobile phases and particulate contamination analysis. Choose the right filter holder for vacuum filtration of aqueous, organic or corrosive liquids.  

Glass Vacuum Filter Holders

Glass Microanalysis Filter Holders
Glass Microanalysis Filter Holders
Use to vacuum filter small volumes of liquids for particulate or biological contamination analysis. Filter support is available in fritted glass or stainless steel.
All-Glass Filter Holder For 47 mm disc filters
 All-Glass Filter Holder
For 47 mm disc filters
Vacuum filter aqueous, organic or corrosive liquids for particulate contamination analysis. Also recommended for HPLC solvent filtration.
Glass Filter Holders For 47 mm disc filters
 Glass Filter Holders
For 47 mm disc filters
With borosilicate glass funnel and base, anodized aluminum spring clamp, silicone stopper, coarse-frit glass filter support and PTFE-faced funnel and base.
All-Glass Filter Holder For 90 mm disc filters
 All-Glass Filter Holder
For 90 mm disc filters
Vacuum filter aqueous, organic or corrosive liquids for particulate contamination analysis. Also recommended for HPLC solvent filtration.
MilliSolve™ Filtration System For solvent/buffer filtration using 47 mm disc filters
 MilliSolve™ Filtration System
For solvent/buffer filtration using 47 mm disc filters
Automatic, continuous solvent and buffer filtration. The 2L receiving flask includes plug and tubing for easy storage of filtrate.

Stainless Steel Vacuum Filter Holders

Analytical Stainless Steel Filter Holder For 13 mm disc filters
 Analytical Stainless Steel Filter Holder
For 13 mm disc filters
Use to vacuum filter small volumes of liquids for precise particulate contamination analysis.
Analytical Filter Holders For 25 and 47 mm disc filters
 Analytical Filter Holders
For 25 and 47 mm disc filters
Use to vacuum filter liquids for bacteriological or particulate contamination analysis. Filter holders can be autoclaved or flame-sterilized.
Hydrosol Stainless Filter Holder For 47 mm disc filters
 Hydrosol Stainless Filter Holder
For 47 mm disc filters
Particulate or biological contamination analysis via vacuum filtration. Includes grounding set for use with flammable liquids.
Epifluorescence Stainless Steel Filter Holder For 13 mm disc filters
 Epifluorescence Stainless Steel Filter Holder
For 13 mm disc filters
Vacuum-filter liquids for bacteriological analysis by epifluorescence technique.
Filter Holder Manifolds 3-Place PVC, 3- and 6-Place Stainless Steel
 Filter Holder Manifolds
3-Place PVC, 3- and 6-Place Stainless Steel
Vacuum manifolds support simultaneous filtration of three or six test samples. Use Millipore glass, plastic or stainless steel filter holders fitted with standard No. 8 perforated stoppers over holder outlets. Manifolds connect to single vacuum source and use separate control valves at each station for independent operation.
Aerosol Filter Holders For 47 mm disc filters
 Aerosol Filter Holders
For 47 mm disc filters
Vacuum-filter air or other gases from open atmospheres or from closed systems for particulate contamination analysis.

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Polymeric Vacuum Filter Holders

1225 Sampling Manifold For 25 mm disc filters
1225 Sampling Manifold
For 25 mm disc filters
Simultaneously vacuum filter 12 samples for rapid retentate or filtrate analysis. Numbered positions on the filter plate assure accurate sample tracking. Sealing stoppers maintain vacuum on unused sample cups. Accessory extension barrels increase sample volumes from 15 to 50 mL.
M9451_070928_126
 Sterifil® Aseptic System and Holder
For 47 mm disc filters
Used for general filtration applications and filtration of samples for particulate or biological contamination analysis. The closed unit protects sample and filtrate from environmental contamination. Sterifil®holder and funnel available separately (without receiver flask and cover) to use with standard 1 L vacuum filtering flask or multiple place manifold.

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Vacuum Filter Holder Accessories

Filtering Flasks For vacuum filtration with Millipore filter holders
Filtering Flasks
For vacuum filtration with Millipore filter holders
Side arm connects to vacuum source with 3/8in. I.D. hose. 1 L and 4 L flasks accept no. 8 perforated stopper. 125 mL flask accepts no. 5 stopper.
Vacuum/Pressure Pump For flow rates of up to 37 L/min
 Vacuum/Pressure Pump
For flow rates of up to 37 L/min
The High Output Pump features a piston-driven design for greater power.
Aerosol Analysis Accessories Aerosol adapter and flow-limiting orifices
 Aerosol Analysis Accessories
Aerosol adapter and flow-limiting orifices
Creates quantitative airflow through a Merck filter for airborne contamination analysis.
MF Filter Forceps For safe handling of filter membranes
 Filter Forceps
For safe handling of filter membranes
Handle Merck membrane filters without damage using highly polished stainless steel forcep blades with beveled, unserrated tips. Sterilize by autoclaving or flame.

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