Sartorius Products Are Now Available. Shop Now!

Vacuum Filtration Holders

We offer a variety of filter holders, filter flasks, adaptors, and accessories for vacuum filtration. These products are suitable for filtering botanical extracts in a broad range of volumes for further processing.

Filter holder selection is based on the desired filtration level, from rudimentary Buchner funnels to precise glass microanalysis holders. Glass filter holders provide sealed support for the filter membrane to ensure solution passes through, and not around. Depending on the system, a manifold can be added to increase throughput by running multiple solutions.   

If you are building a system from scratch, Sterlitech offers complete vacuum filtration kits: these consist of a filter holder, vacuum pump, receiving flask, and other necessary parts. There are a variety of kits for different applications, available here.

See this for a variety of Botanical Extraction Filters
 
*Buchner Funnels are handcrafted and will show cosmetic imperfections, but this does not affect the functionality of the funnel.
SKUProduct Name Material Type Funnel Size Filter Area Est Ship Price
90mm Glass Microanalysis Holder, Glass frit support, 1000 ml,  KG 90 352100 90mm Glass Microanalysis Holder, Glass frit support, 1000 ml, KG 90 Glass Frit Support 1000mL 90mm 5-7 days
$1,146.05
90mm Glass Microanalysis Holder, PTFE-coated stainless steel support, 1000 ml 1510046 90mm Glass Microanalysis Holder, PTFE-coated stainless steel support, 1000 ml PTFE Coated Stainless Steel 1000mL 90mm 1-2 days
$663.49
90mm Glass Microanalysis Holder, Stainless steel support, 1000 ml, KGS 90 (MFS) 352200 90mm Glass Microanalysis Holder, Stainless steel support, 1000 ml, KGS 90 (MFS) Stainless Steel 1000mL 90mm 5-7 days
$1,360.31
All-Glass Vacuum Filter Assembly, 150mm Diameter, 2L Funnel, 10L Receiver, Stainless Steel Support, 1/Ea 2050023 All-Glass Vacuum Filter Assembly, 150mm Diameter, 2L Funnel, 10L Receiver, Stainless Steel Support, 1/Ea Stainless Steel 2000mL 150mm 1-2 days
Special Price $1,660.88 Regular Price $1,743.92
Buchner Funnel, Porcelain, Capacity 1150ML, Paper Size 150 mm 1510027 Buchner Funnel, Porcelain, Capacity 1150ML, Paper Size 150 mm Porcelain 1150 mL 150 mm 1-2 days
$84.00
Buchner Funnel, Porcelain, Capacity 2000ML, Paper Size 185 mm 1510028 Buchner Funnel, Porcelain, Capacity 2000ML, Paper Size 185 mm Porcelain 2000 mL 185 mm 1-2 days
$123.50
Buchner Funnel, Porcelain, Capacity 200ML, Paper Size 70 mm 1510023 Buchner Funnel, Porcelain, Capacity 200ML, Paper Size 70 mm Porcelain 200 mL 70 mm 1-2 days
$20.70
Buchner Funnel, Porcelain, Capacity 350ML, Paper Size 90 mm 1510024 Buchner Funnel, Porcelain, Capacity 350ML, Paper Size 90 mm Porcelain 350 mL 90 mm 1-2 days
$25.90
Buchner Funnel, Porcelain, Capacity 4800ML, Paper Size 240 mm 1510029 Buchner Funnel, Porcelain, Capacity 4800ML, Paper Size 240 mm Porcelain 4800 mL 240 mm 1-2 days
$209.50
Buchner Funnel, Porcelain, Capacity 600ML, Paper Size 110 mm 1510025 Buchner Funnel, Porcelain, Capacity 600ML, Paper Size 110 mm Porcelain 600 mL 110 mm 1-2 days
$34.80
Buchner Funnel, Porcelain, Capacity 800ML, Paper Size 125 mm 1510026 Buchner Funnel, Porcelain, Capacity 800ML, Paper Size 125 mm Porcelain 800 mL 125 mm 1-2 days
$47.35
per page
Set Descending Direction

Accessory

SKUProduct Name Price
Silicone Rubber Stoppers, #8 311404 Silicone Rubber Stoppers, #8
$18.35
#9 Stopper, Fits 2L Side Arm Flask, Center Hole 5/8 311405 #9 Stopper, Fits 2L Side Arm Flask, Center Hole 5/8"
$9.77
Borosilicate Glass Vacuum Filter Flask, 2L, 3/8 1510052 Borosilicate Glass Vacuum Filter Flask, 2L, 3/8"
$63.75
Neoprene Funnel Adapter set of 7 (Size: 1,2,3,4,5,6,7) 311409 Neoprene Funnel Adapter set of 7 (Size: 1,2,3,4,5,6,7)
$17.85
5L Side Arm Flask, Fits #13 stopper, with 5/8 1510022 5L Side Arm Flask, Fits #13 stopper, with 5/8" Tubulation
$179.00
Borosilicate Glass Filter Flask, 1 L, Side Arm 311430 Borosilicate Glass Filter Flask, 1 L, Side Arm
$30.25
#12 Stopper, fits 4L Side Arm Flask 311407 #12 Stopper, fits 4L Side Arm Flask
$18.46
Stopper #13, Natural Rubber, Fits 5L Side Arm Flask 1510030 Stopper #13, Natural Rubber, Fits 5L Side Arm Flask
$19.01

Applications

Botanical Extraction Filter Holder Applications

  • Cold-filtration to remove lipids or waxes
  • Clarification or plant debris removal
  • Bacterial removal using 0.2 micron membrane filters (90 mm glass holders only)
  • Batch processing with manifolds
  • Ethanol washing

Specifications

Botanical Extraction Filter Holder Specifications

Filter Holder Type 90 mm
Glass w/Glass Frit KG 90
Glass w/SS Support KGS 90
Glass w/PTFE Support -
Filter Specifications  
Membrane Dia. 90 mm
Filtration Area 43.2 cm2
Prefilter Size 70 mm

Performance by Holder1

  Support Funnel Stopper2
KG 90 Sintered Glass 1.2 kg (2.82 lbs) #8 Stopper
KGS 90 SS Screen 1.2 kg (2.82 lbs) #8 Stopper

*Notes:
1Feed: Borosilicate Glass; Stopper: Silicone Rubber; Clamp: Anodized Aluminum
2 #8(#8B) stopper adapts to 1 L flask or standard manifold

Documentation

Media