Filtering Flasks / Lab Flasks - Mega Sale! Save up to 23%


Mega Sale! Up to 23% off on Filtering Flasks (in Lab Flasks) at Microscope Universe [139]. Top brands include United Scientific Supplies, Nalgene, American Educational Products, Filtr8, EISCO, stonylab, Adamas-Beta, SEOH, Labnique, KimLab, Goldleaf Scientific, VWR, SP Scienceware, & Chemglass. Hurry! Limited time offers. Offers valid only while supplies last.



United Scientific FG5340-5000 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 5000ml Capacity
By United Scientific Supplies
In Stock
$123.27
$118.72
You Save: 4%

mpn: FG5340-5000,

4.2 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.Autoclavable: Yes. Material: Borosilicate Glass. Description: Filtering Flask, Borosilicate Glass; 5000 mL. Graduation Interval (mL): 500. Bottom Outside Diameter (mm): 237.


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

mpn: DS4101-0500,

4.3 out of 5 stars with 38 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 i


American Educational Clear Borosilicate Glass 1000mL Bomex Filtering Flask
By American Educational Products
In Stock
$19.00

mpn: 7-881000, ean: 0787269854352,

4.4 out of 5 stars with 36 reviews
The Bomex filtering flasks have a narrow mouth, tooled top finish and made of clear borosilicate glass. A filtering flask has an arm to which allows a vacuum to be attached. It accommodates #6 Stopper size and 1000 milliliter capacity.Bomex filtering flasks. Made of borosilicate glass. Flasks have a narrow mouth and tooled top finish. #10 Stopper size suggested. This is not included with the flask. Capacity 1000 milliliters.


Lab Filtration Flask Kit with Filtr8 Vacuum Pump (1000ml)
By Filtr8
In Stock
$149.99

mpn: VF1200-1000/500,

4.2 out of 5 stars with 23 reviews
Vacuum Filtration Apparatus with Glass Sand Core Filter Unit and Filtr8 Lab Filtration Pump. Perfectly suited for hobbyists, students, and schools. Just plug it to an electrical outlet, connect the silicone tubing to your vacuum filtration flask, flip the switch and you are filtering...hands-free. Filtration Flask Material: borosilicate glass Filter Flask Capacity: 500ml or 1000ml Funnel Capacity: 300ml (50mL graduations for quick, easy measurement) Diameter Outside: 50mm/ 2.0inch Aluminum clamp


United Scientific FG5340-2000 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 2000ml Capacity
By United Scientific Supplies
In Stock
$41.55
$40.21
You Save: 3%

mpn: FG5340-2000, ean: 0641927044144,

4.0 out of 5 stars with 45 reviews
Borosilicate glass flasks are designed to give the best combinations of thermal shock resistance, physical strength, and resistant to chemical attack.UNITSCI - FILTERING FLASK, BOROSILICATE GLASS, 2000ML , EA1.


United Scientific FG5340-500 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 500ml Capacity
By United Scientific Supplies
In Stock
$16.68
$15.72
You Save: 6%

mpn: FG5340-500,

4.3 out of 5 stars with 46 reviews
Borosilicate glass flasks are designed to give the best combinations of thermal shock resistance, physical strength, and resistant to chemical attack.Autoclavable: Yes. Material: Borosilicate Glass. Description: Filtering Flask, Borosilicate Glass; 500 mL. Graduation Interval (mL): 50. Bottom Outside Diameter (mm): 108.


United Scientific FG5340-1000 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 1000ml Capacity
By United Scientific Supplies
In Stock
$21.96
$20.74
You Save: 6%

mpn: FG5340-1000,

4.0 out of 5 stars with 42 reviews
Borosilicate glass flasks are designed to give the best combinations of thermal shock resistance, physical strength, and resistant to chemical attack.Autoclavable: Yes. Material: Borosilicate Glass. Description: Filtering Flask, Borosilicate Glass; 1000 mL. Graduation Interval (mL): 50. Bottom Outside Diameter (mm): 138.


United Scientific Supplies FHFL1000 Vacuum Filter Flask, 1L
By United Scientific Supplies
In Stock
$33.00

mpn: FHFL1000,

4.2 out of 5 stars with 24 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 available separately. Filter diameter: 47mm, filtration area is 9.6cm². capacity: funnel: 300Ml, flask: 1L. Outlet fitting: 6mm (1/4'') O.D. Tabulated cap sidearm to vacuum. Prefilter diameter: t


Filtering Flask, 5000ml - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs
By EISCO
In Stock
$150.09

mpn: CH0420F,

4.2 out of 5 stars with 20 reviews
Flask is heavy walled made of borosilicate glass. The opening is 2 inches inner diameter so use a #12 or #13 stopper. The barbed glass side arm accepts a vacuum hose. The 3.3 borosilicate is prefect for heating and cooling as it has a low coefficient of thermal expansion. The flask is typically used to create a vacuum and filter solutions. Flask also works as a buchner flask for filtering solutions in chemistry, physics, and life science labs and educational settings.5000ml Capacity Flask with b


StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation - 500ml
By stonylab
In Stock
$23.95

mpn: US-FilterFlask-500ml-Glass-1PK,

4.2 out of 5 stars with 55 reviews
Why Choose StonyLab? 1. The StonyLab means high-quality products for reasonable prices. 2. We boast excellent customer service with a high satisfaction rating, with our team of representatives ready to assist you Monday to Friday, from 9:30AM to 5:30PM Eastern Time. 3. We pack and ship your orders directly from our US-based warehouse within 24 business hours, and tracking information will be provided to you as soon as it's available. The Graduted Cylinder is made of borosilicate glass. It is he


Adamas-Beta Educational 125mL Heavy Wall Borosilicate Glass Bomex Filtering Flask, Bolt Neck with Tubulation, Pack of 12
By Adamas-Beta
In Stock
$77.99

mpn: 02042924, ean: 8492552189289,

4.3 out of 5 stars with 60 reviews
Specifications Color:clear Capacity:125ml Material:3.3 borosilicate glass Characteristics Annealing point ----560℃, softening point----820℃, linear coefficient of expansion----32×10-7/℃ Made of 3.3 borosilicate glass, high temperature resistance, chemical resistance Environmentally friendly and durable,reusable,hand washable in warm water The filter bottle bolt neck with tubulation has the advantages of strong,beautiful and high transparencyCapacity:125ml ID 20mm/0.79in. Made of high qua


American Educational 7-880500-A Filtering Flask, Bomex Brand Clear Borosilicate Glass, 500mL Capacity
By American Educational Products
In Stock
$26.95

mpn: 7-880500-A, ean: 0795721144163,

4.4 out of 5 stars with 25 reviews
The American Educational 7-880500-A 500mL filtering flask is used to create a vacuum within a flask for filtering solutions. A barbed side arm accepts a vacuum hose. The mouth accepts a #8 stopper (sold separately). This flask is made of Code BJTY clear borosilicate glass for durability, chemical- and temperature-resistance, and high mechanical strength under harsh conditions, such as mechanical washing. Borosilicate glass has a low coefficient of thermal expansion and is resistant to thermal st


SEOH Filtering Flask Borosilicate Glass 100 ml Pack of 6
By SEOH
In Stock
$37.05

mpn: FG5340-100PK,

4.2 out of 5 stars with 18 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 100ML. Borosilicate Glass Flask. Sturdy wall, and h


Glass Filtering Flask with Upper Tubulation, 1000ml (Pack of 4)
By Labnique
In Stock
$59.95

mpn: 1431T-1000-4, ean: 0850000363229,

4.9 out of 5 stars with 12 reviews
Please contact us for refund or replacement if the items are shattered during transportation. 1000ml Glass Filtering Flask with Upper Tubulation. It is perfect for education, research, testing and other non-medical use. For the tubulature of filtering flasks of 1000ml, the inner diameter of the end is about 0.50cm, the outer diameter of the end is about 1.20cm; the length is about 3.80cm. #8 rubber stopper works with filtering flasks of 1000ml. For #8 rubber stopper,the diameter of top is about


KimLab 5L / 5000ml Filtering Flask, -0.06MPa Vacuum Filtration Bottle Borosilicate Glass,Heavy Wall
By KimLab
In Stock
$94.95

mpn: BM5000, ean: 0700828997741,

4.9 out of 5 stars with 36 reviews
1.The flask is super heavy wall filtering flask.2.It is 0.06MPa vacuum pressure approved by factory.3.Made of borosilicate glass.Capacity: 5000ml. High quality super heavy wall. 0.06MPa vacuum pressure supported. Made of borosilicate glass.


Goldleaf Scientific GLA250JF Heavy Wall Flat Bottom Jointed Filter Flask, 250mL with 24/40 Standard Taper Joint | Made in USA
By Goldleaf Scientific
In Stock
$43.00

mpn: GLA250JF, ean: 0858226007699,

4.7 out of 5 stars with 49 reviews
This filter flask features: heavy wall, flat bottom, and standard taper joint for fitting with a 24/40 stopper. The filter flask looks like an Erlenmeyer flask but is thicker and made to withstand vacuum. Filter flasks are also called ''side-arm flasks'' and ''vacuum flasks'' and are used either for filtering solutions or for removing solvent under reduced pressure.250mL.


VWR 10545-862 Filtering Flask, Heavy Wall, 12 Stopper Size, 1000-4000 Ml Graduation Range, 4000 Ml Capacity, 4000Fluid_Ounces, Degree C, Borosilicate Glass, (
By VWR
In Stock
$235.63

mpn: 10545-862,

4.1 out of 5 stars with 8 reviews
Featuring a heavy wall construction, this flask comes with a glass hose connector and is suitable for vacuum filtration in a laboratory. Heavy walls provide increased mechanical strength. Manufactured from ASTM E438 Type 1 Class a borosilicate 33 expansion glass.12 stopper size. 4000 ml capacity. Sold in each.


Bel-Art Polypropylene 1000ml Filtering Flask with Side Arm (H38941-0000)
By SP Scienceware
In Stock
$30.45
$29.58
You Save: 3%

mpn: 389410000,

4.8 out of 5 stars with 47 reviews
FLASK PP FILTERING W/ARM-1000M (INSIDE DIAM OF FLASK 1.23'') Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGl


Wilmad-LabGlass BP-1760-004 FILTERWARE Filter Flask with Stopper, 4000mL
By SP Scienceware
In Stock
$140.27

mpn: BP-1760-004,

4.2 out of 5 stars with 32 reviews
These borosilicate glass heavy wall filtering flasks can be used with FILTERWARE Filtration Apparatus (LG-1755). Supplied with a silicone stopper with 9/16'' hole and a #2 hose connection, the 1000mL flask has a 3/8'' hose connection, whereas the 2000mL and 4000mL flasks have 1/2'' connections. Limited 90-day warranty included. Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Wilmad-LabGlass brand laboratory glassware featu


Chemglass CG-1424-03 Series CG-1424 Filter Flask for Vacuum Filtration Using 47 mm Membranes, 1 L Capacity, 40/35 Joint, Plastic Coated
By Chemglass
In Stock
$115.81
$115.52

mpn: CG-1424-03,

4.7 out of 5 stars with 48 reviews
Glassware system for vacuum filtration using 47mm membranes. This assembly uses a standard taper 40/35 joint to connect the support base to the filtering flask, eliminating the possibility of phthalate contamination from rubber stoppers. Recommended for filtering corrosive solutions, particulate removal from HPLC solvents, and filtration analysis with solid phase extraction disks. Support base has a sealed-in coarse porosity fritted disc and a vacuum connection located above the drip tip to prev



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