Filtering Flasks - Mega Sale! Save up to 23%


Mega Sale! Up to 23% off on Filtering Flasks at Dupen Labs. Top brands include SEOH, Nalgene, Chemglass, Cherish XT, CHEM SCIENCE INC, United Scientific, EISCO, Fisher Scientific, Kemtech, Corning, United Scientific Supplies, Kimble Chase, Unknown, & Ginsberg. Hurry! Limited time offers. Offers valid only while supplies last.



SEOH Filtering Flask Borosilicate Glass 500 ml Pack of 6
SEOH Filtering Flask Borosilicate Glass 500 ml Pack of 6
By SEOH
In Stock
$71.25

mpn: FG5340-500PK,

4.8 out of 5 stars with 35 reviews
Made from Borosilicate Glass with tubulation/side arm. Sturdy wall, and heavy rim. Accepts hose with 3/8'' inside diameter. Texas Residents: Under Texas State Law, this product requires a Precursor Chemical/Laboratory Apparatus NAR-120 permit to ship to a Texas address. After purchase, the seller will contact you via email to verify your permit. Failure to provide a valid permit will result in a cancellation and refund of your order.Capacity is 500ML. Borosilicate Glass Flask. Sturdy wall, and


Nalgene DS4101-0500 Polypropylene 500mL Filtering Flask with Angled Tubulation
Nalgene DS4101-0500 Polypropylene 500mL Filtering Flask with Angled Tubulation
By Nalgene
In Stock
$25.90
$20.05
You Save: 23%

mpn: DS4101-0500,

4.0 out of 5 stars with 84 reviews
This 500mL polypropylene filtering flask is molded in one piece to withstand full vacuum to 30 inches Hg. The 45 degree angle of tubulation prevents tipping. Barbed adapter accepts 1/4 to 3/8 inch I.D. tubing. Flask is non-graduated and has an oval marking area. Uses stopper number 7. Autoclavable. Material: polypropylene. Capacity: 500mL. Fits tubing I.D.: 1/4 to 3/8 inch (6.4 to 9.5mm). Stopper number: 7. Sold individually. Nalgene #: DS4101-0500.Capacity: 500ml; fits tubing I.D.: 1/4 to 3/8


Chemglass CG-1549-04 Series CG-1549 Filtering Flask with 29/42 Outer Joint, Heavy Wall, 500 mL
Chemglass CG-1549-04 Series CG-1549 Filtering Flask with 29/42 Outer Joint, Heavy Wall, 500 mL
By Chemglass
In Stock
$70.75
$70.53

mpn: CG-1549-04,

4.5 out of 5 stars with 134 reviews
HEAVY WALL Erlenmeyer shaped filtering flask with standard taper outer joint. Made in United States of America. Easy to Use and Reliable.Heavy Wall. 500mL. Sold as each.


Filtering Flask Filter Flask Laboratory Filtration Apparatus 500ml Flask Erlenmeyer Flasks Labs Educational Filter Flask Clear Borosilicate Glass Bolt Neck with Tubulation
Filtering Flask Filter Flask Laboratory Filtration Apparatus 500ml Flask Erlenmeyer Flasks Labs Educational Filter Flask Clear Borosilicate Glass Bolt Neck with Tubulation
By Cherish XT
In Stock
$24.87

mpn: Filtering Flask- with Tubulation-500ml, ean: 7657379354871,

4.3 out of 5 stars with 150 reviews
The shape of the suction filter bottle is very similar to the conical flask, except that a lateral connection port is opened at the nozzle to connect the plastic tube to the air pump or mechanical pump. When the filter bottle is placed on the funnel for filtration, the water pump starts to pump air to reduce the air pressure in the filter bottle. If any solution in the filter paper on the funnel exists, due to atmospheric pressure and gravity, These solutions will flow through the filter


Chem Science INC CS-F0150125 Flask, Buckner, Filtration Bolt Neck, Capacity 125 mL
Chem Science INC CS-F0150125 Flask, Buckner, Filtration Bolt Neck, Capacity 125 mL
By CHEM SCIENCE INC
In Stock
$37.17
$31.15
You Save: 16%

mpn: CS-F0150125,

4.7 out of 5 stars with 19 reviews
Flasks with tabulation are blown in special mold, in shape designed to give maximum mechanical strength. For convenience, these flasks are graduated to show approximate capacity. The neck finish affords an excellent foot for rubber stoppers. Tabulation O.D. is 10.0mm., TLG CS-F0150125 Flask, Buckner, Filtration Bolt Neck, Capacity 125mLGraduation Intervals : 50-125. Rubber Stopper No 5. O.D x Height : 70 x 110mm.


United Scientific Vacuum Filtering Flask, 1000Ml Capacity
United Scientific Vacuum Filtering Flask, 1000Ml Capacity
By United Scientific
In Stock
$64.41

mpn: FHFL1000,

4.8 out of 5 stars with 72 reviews
Designed for bacteriological analysis of water using 47mm sterile membrane filters. Also applicable for analysis of suspended solids in water using 47mm depth filters. Complete set includes a borosilicate glass funnel and base, anodized aluminum spring clamp, and perforated silicone stopper. Parts are also available separately..


CHEM SCIENCE INC CS-F0151000 Flask, Buckner, Filtration Bolt Neck, Capacity 1000 mL (Pack of 6)
CHEM SCIENCE INC CS-F0151000 Flask, Buckner, Filtration Bolt Neck, Capacity 1000 mL (Pack of 6)
By CHEM SCIENCE INC
In Stock
$52.47

mpn: CS-F0151000,

4.6 out of 5 stars with 50 reviews
Flasks with tabulation are blown in special mold, in shape designed to give maximum mechanical strength. For convenience, these flasks are graduated to show approximate capacity. The neck finish affords an excellent foot for rubber stoppers. Tabulation O.D. is 10.0mm., TLG CS-F0151000 Flask, Buckner, Filtration Bolt Neck, Capacity 1000mLGraduation Intervals : 300-1000. Sub Division : 50.0. O.D x Height : 137 x 238mm.


Eisco Labs Filter Flask, Borosilicate, 1000mL
Eisco Labs Filter Flask, Borosilicate, 1000mL
By EISCO
In Stock
$29.99
$26.99
You Save: 10%

mpn: FL2404-1, ean: 0849230062965,

4.1 out of 5 stars with 44 reviews
EISCO Filter Flask, Borosilicate, 1000mL(1) FlaskPackage of 1 filter flask.High quality, borosilicate flask. 1000mL Capacity.


Reusable Heavy-Wall Filter Flasks 1000mL [ 1 Ea.]
Reusable Heavy-Wall Filter Flasks 1000mL [ 1 Ea.]
By Fisher Scientific
In Stock
$59.85

mpn: FB3001000,

4.6 out of 5 stars with 36 reviews
Reusable Heavy-Wall Filter Flasks 1000mL [ 1 Ea.]Side tabulation capacity scale. Designed to take 1 atmosphere of vacuum or 20 in. Of mercury. Sizes 125 through 500Ml have side Hose connection designed to accept 0.31 in. I.D. Flexible tubing. Sizes 1000Ml and larger accept 0.38 in. I.D. Tubing.


Kemtech F724250 Synthware Filter Flask, 250 mL, 24/40 Standard Tapper Inner Joint
Kemtech F724250 Synthware Filter Flask, 250 mL, 24/40 Standard Tapper Inner Joint
By Kemtech
In Stock
$69.48
$63.00
You Save: 9%

mpn: F724250,

4.8 out of 5 stars with 67 reviews
SYNTHWARE filter flask with standard taper outer joint and 10mm O.D. hose connection.All sizes are blown from tubing to ensure heavy and uniform wall.


Pyrex Glass Filtering Flask, Heavy-Walled, with Side Tubulation, 1,000 mL
Pyrex Glass Filtering Flask, Heavy-Walled, with Side Tubulation, 1,000 mL
By Corning
In Stock
$51.70

mpn: 5340-1L,

4.8 out of 5 stars with 20 reviews
Corning® 5340. Exceptional strength and stability. Brilliant transparency. Superior resistance to chemicals, contaminants and drastic changes in temperature. These are among the key properties that enable Pyrex® glass to endure even the toughest laboratory environments, making it the indispensable partner for education and research for over 100 years. Made of heavy glass to withstand pressure. White enamel graduations. Without stopper. 1,000 mL.The Carolina Pledge: 100% Satisfaction


United Scientific FG5340-250 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 250ml Capacity
United Scientific FG5340-250 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 250ml Capacity
By United Scientific Supplies
SKU: #FG5340-250LC
In Stock
$10.30

sku: FG5340-250LC, mpn: FG5340-250,

4.5 out of 5 stars with 35 reviews
Borosilicate glass flasks are designed to give the best combinations of thermal shock resistance, physical strength, and resistant to chemical attack.Capacity is 250ML. Borosilicate Glass Flask. Sturdy wall, and heavy rim. Accepts hose with 3/8'' inside diameter.


Kimble Chase 953828-0000 Flask for Microfiltration Assembly, 40/35 Inner Joint
Kimble Chase 953828-0000 Flask for Microfiltration Assembly, 40/35 Inner Joint
By Kimble Chase
In Stock
$47.33

mpn: 953828-0000,

4.0 out of 5 stars with 86 reviews
The 90 mm filtration assembly with fritted glass support is designed for large volume filtration analysis of corrosive liquids or samples with high particulate loads that would tend to clog a 47 mm diameter filter. This unit is also recommended for filtering large volumes of HPLC solvents.The ground glass connection eliminates the possibility of phthalate contamination that can occur when using silicone or neoprene stoppers. Each apparatus is supplied with 1000 mL funnel; 90 mm, 40-60 micron


Pyrex Glass Filtering Flask, Heavy-Walled, with Side Tubulation, 250 mL
Pyrex Glass Filtering Flask, Heavy-Walled, with Side Tubulation, 250 mL
By Corning
In Stock
$19.65

mpn: 5340-250,

4.9 out of 5 stars with 148 reviews
Corning® 5340. Exceptional strength and stability. Brilliant transparency. Superior resistance to chemicals, contaminants and drastic changes in temperature. These are among the key properties that enable Pyrex® glass to endure even the toughest laboratory environments, making it the indispensable partner for education and research for over 100 years. Made of heavy glass to withstand pressure. White enamel graduations. Without stopper. 250 mL.The Carolina Pledge: 100% Satisfaction Guaranteed.


SEOH Filtering Flask Borosilicate Glass 2000 ml
SEOH Filtering Flask Borosilicate Glass 2000 ml
By SEOH
In Stock
$46.00

mpn: FG5340-2000,

4.7 out of 5 stars with 24 reviews
Made from Borosilicate Glass with tubulation/side arm. Sturdy wall, and heavy rim. Accepts hose with 3/8'' inside diameter. Texas Residents: Under Texas State Law, this product requires a Precursor Chemical/Laboratory Apparatus NAR-120 permit to ship to a Texas address. After purchase, the seller will contact you via email to verify your permit. Failure to provide a valid permit will result in a cancellation and refund of your order.Capacity is 2000ML. Borosilicate Glass Flask. Sturdy wall, and


CHEM SCIENCE INC CS-F0155252 Flask, Filtering Heavy Wall, Capacity 250 mL, Joint 24/40
CHEM SCIENCE INC CS-F0155252 Flask, Filtering Heavy Wall, Capacity 250 mL, Joint 24/40
By CHEM SCIENCE INC
In Stock
$83.09
$82.58

mpn: CS-F0155252,

4.1 out of 5 stars with 100 reviews
Heavy wall Erlenmeyer-shaped filtering flask with standard taper outer joint and serrated hose connection for attachment to vacuum source., TLG CS-F0155252 Flask, Filtering Heavy Wall, Capacity 250mL, Joint 24/40Joint 24/40. Heavy wall. Capacity 250mL.


Glass Suction Filter Filtration Kit 350ml Buchner Funnel 1000ml Erlenmeyer Flask - Lab & Scientific Supplies Glassware & Labware - 1 x Cabinet Glass Support, 1 x Screw
Glass Suction Filter Filtration Kit 350ml Buchner Funnel 1000ml Erlenmeyer Flask - Lab & Scientific Supplies Glassware & Labware - 1 x Cabinet Glass Support, 1 x Screw
By Unknown
In Stock
$74.02

mpn: 7599697490131, ean: 7599697490131,

4.7 out of 5 stars with 146 reviews
Glass Suction Filter Filtration Kit 350ml Buchner Funnel 1000ml Erlenmeyer Flask - Lab & Scientific Supplies Glassware & Labware - 1 x Cabinet Glass Support, 1 x Screw,More Details: Glass Suction Filter Filtration Kit 350ml Buchner Funnel 1000ml Erlenmeyer Flask Specification: Material:Borosilicate Glass Buchner Funnel Capacity:350ml Conical Flask Capacity: 1000ml Features: * Made from borosilicate glass with high chemical properties,base resistance and acid resistance. * Ultra large volume,


SEOH Filtering Flask Borosilicate Glass 250 ml Pack of 6
SEOH Filtering Flask Borosilicate Glass 250 ml Pack of 6
By SEOH
In Stock
$58.75

mpn: FG5340-250PK,

4.1 out of 5 stars with 116 reviews
Made from Borosilicate Glass with tubulation/side arm. Sturdy wall, and heavy rim. Accepts hose with 3/8'' inside diameter. Texas Residents: Under Texas State Law, this product requires a Precursor Chemical/Laboratory Apparatus NAR-120 permit to ship to a Texas address. After purchase, the seller will contact you via email to verify your permit. Failure to provide a valid permit will result in a cancellation and refund of your order.Capacity is 250ML. Borosilicate Glass Flask. Sturdy wall, and


CHEM SCIENCE INC CS-F0150500 Flask, Buckner, Filtration Bolt Neck, Capacity 500 mL (Pack of 6)
CHEM SCIENCE INC CS-F0150500 Flask, Buckner, Filtration Bolt Neck, Capacity 500 mL (Pack of 6)
By CHEM SCIENCE INC
In Stock
$41.44

mpn: CS-F0150500,

4.7 out of 5 stars with 129 reviews
Flasks with tabulation are blown in special mold, in shape designed to give maximum mechanical strength. For convenience, these flasks are graduated to show approximate capacity. The neck finish affords an excellent foot for rubber stoppers. Tabulation O.D. is 10.0mm., TLG CS-F0150500 Flask, Buckner, Filtration Bolt Neck, Capacity 500mLGraduation Intervals : 150-500. Sub Division : 50.0. O.D x Height : 106 x 184mm.


Borosilicate Glass: Filter Flask w/Side Arm: 250ml
Borosilicate Glass: Filter Flask w/Side Arm: 250ml
By Ginsberg
In Stock
$16.95

mpn: 7-880250,

4.5 out of 5 stars with 76 reviews
This 250ml filtering flask made of high quality borosilicate glass. The dimensions are:OD 85mm, Height 155mm, neck ID 34.5mm. Filter flasks are normally used in conjunction with filter funnels such as buchner funnels. Our Size 6.5 (and 6 if you want the stopper to go in deeper) rubber stopper fits this flask..



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