Lid-clamps for safe transportation Vented lid Suitable for LN2 or dry-ice 4 sizes available Our dewar flasks are rust-free, non-corrosive, hygenic and strong. Double-walled boroscilicate glass, vacuum pumped and silvered insures efficient storage, transport and use of liquid…

Heavy-duty rim for longer service Narrow mouth Graduated scale indicates approximate volume The Erlenmeyer design is extremely popular and has been modified for numerous lab applications.

These vacuum lab-grade standard dewars are manufactured for efficient use with liquid nitrogen (LN₂) and other liquid gases Dewar vacuum flasks are made of double-walled borosilicate glass, fully silvered, evacuated to 10-5 and covered by a protective mesh. Evacuation tips and flask…

With reinforced rims, fire-polished to reduce chipping Will withstand repeated sterilization (wet or dry) Ideal for storage and crystallization

Transluscent flask is supplied with tapered polypropylene stopper with an individually calibrated graduation line. The product is manufactured to Class A tolerances as defined by ISO 1042. They are supplied with an imprinted lot number and certificate. These flasks may be autoclaved to 121ºC…

  ABS LD Class  4 Liter Liquid Nitrogen Capacity  0.19 Liter/Day Static Evaporation Rate  Neck Diameter (mm): 35  Exterior Height (mm): 426.7  Exterior Diameter: 185.4  Designed for efficient storage of LN2 …

Accuracy of standard glass flasks combined with the break resistance of plastic Leakproof No meniscus to confuse readings Gravimetrically calibrated individually TC/TD at 20°C, then marked with a permanent color graduation line. Oval marking spot has additional line at 203 mL level for BOD…

Short neck Heavy wall PYREX round bottom boiling flasks have full-length outer Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and…

Borosil® Amber Light Blocking Class A Volumetric Flasks are individually calibrated by automatic, laser-controlled calibration equipment. Supplied with standard taper glass stoppers. Flasks comply with ASTM E-288, Class A. 20mL option is not covered in ASTM. 5mL, 10mL, and 20mL…

Low actinic red stained glass provides protection to light sensitive solutions. Allowing less than 1% transmission below 400nm and 5% from 400-600nm. Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large…

Borosilicate glass filtration apparatus accomodates 47mm diameter membrane filters. The new design utilizes a nylon Ace-Thred adapter to join the glass funnel, filter flask and fritted disc together. This design eliminates the need for the clamping device, stopper and base piece. The unit is easy…

22- or 18-gage platinum wire gauze U-Shaped Carrier is 12 x 12 mm with a 3 mm space between sides. The 20-gage wire stem forms into loop for hanging on stopper hook in Thomas-Schoniger flask. Heavy-gage sample carrier is similar to 1233S50 Sample Carrier but with heavier 18-gage wire.

With Cell Suspension Stirrer, Celstir® Entire flask assembly can be autoclaved Offered in six sizes, working capacities 25 to 1,000 mL Easy access through side arms Of Wheaton “200” borosilicate glass Cylindrical with screw neck and polypropylene cap …

Quadruple baffled Erlenmeyer flasks are sterile, non-pyrogenic and manufactured with polycarbonate resin. Flasks are supplied with either exclusive DuoCap® designed for both aerobic and anaerobic applications (for aerobic applications the cap utilizes a 0.22µm pore size PTFE membrane for…

These PYREX® wide mouth Erlenmeyer flasks are especially recommended for use as titration flasks and are designed with heavy duty rims to reduce chipping. For convenience, these flasks are graduated in durable white enamel to show the approximate capacity and have an extra large marking…

Transluscent flask is supplied with tapered polypropylene stopper with an individually calibrated graduation line. The product is manufactured to Class B tolerances as defined by ISO 1042. Exposure to temperatures above 60°C may affect accuracy. Recommended routine cleaning up to 60ºC will…

Replacement Caps for Tissue Culture Flasks Sterilized by gamma radiation Of clear polystyrene, treated for improved cell attachment and growth Of high optical clarity and are individually leak-tested 9381T30 Flask has black, rim-seal, screw cap of melamine resin with PVC liner.…

An excellent alternative to glass flasks, these glass flasks are made from PMP are gravimetrically calibrated to contain at 20º C. These plastic volumetric flasks meet Class B tolerances per DIN EN ISO 1042.

Sterile and disposable with screw cap One-time use Made of clear, PETG plastic Polyethylene screw closures Individually bagged Single-use, disposable flasks reduce the chance for cross contamination. Sterilized using gamma irradiation and individually bagged for protection…

This Filteration Kit allows you to quickly separate suspensions and mixtures using vacuum filtration. Included is a 500ml Borosilicate Filtering Flask, Vacuum Pump, Porcelain Buchner Funnell, 9cm filter paper, connection tubing, and a rubber stopper. The stopper hole is specially cut to hold the…

Flask has 3 baffles on the lower outside edge of the flask to maximize oxygen transfer to the culture medium when used on an orbital shaker. The polypropylene vented caps have a 0.22µm (PTFE) hydrophobic membrane to allow sterile gas exchange while preventing contamination. Since these caps…

Foxx Life Sciences Erlenmeyer Shaker Flasks are molded from virgin, optically clear, non-leaching polycarbonate resin that complies with stringent FDA and USP requirements. Our flasks can be used for cell cultures, microbial cultures, media preparation and storage. Flasks are available in…

For user convenience, PYREX Erlenmeyer flasks are graduated to show approximate capacity. The 25- 50- and 125 mL flasks are satisfactory for use as a weighing bottle. Erlenmeyer flasks come with a PYREX Standard Taper stopper.

NIST Traceable Barrel-shaped glass stopper Meets ASTM Standard E 694 and E 288 Designed from Federal Specification NNN-F-289, Type 1, Class A Serial number, marking spot and stopper

These borosilicate glass cylindrical reaction vessels are without constriction at the top and have a flat bottom. They feature sturdy walls and a tooled flat flange with a surface ground to assure a tight seal. There is a gently sloping contour at junction of side wall and bottom, thus preventing…

Designed for mammalian suspension culture applications as well as bacterial & yeast culture Polycarbonate available with vent cap only    Vent caps with over-sized vent area feature 0.22µm hydrophobic membrane which allows for improved gas exchange without…

Round bottom storage flask which can maintain dry, grease-free and deoxygenated solvent storage for long periods of time. Unique design permits filling of the flask using a 24/40 inlet off of a vacuum line and recovery of the solvent via a cannula or syringe through the valve body.

Borosilicate glass filtration apparatus accomodates 25mm membrane filters. The new design utilizes a nylon Ace-Thred adapter to join the glass funnel, filter flask and fritted disc together. This design eliminates the need for the clamping device, stopper and base. The unit is easy to assemble,…

The Sibata Class A Volumetric Flask features machine-blown body and heavy-beaded, heavy-tubing neck that is tooled for a snap-cap fit.

Nalge 4110 Break resistant, autoclavable polycarbonate Cell growth comparable to glass flasks Use for preparation and storage of culture media and many culturing techniques Straight neck design

Single neck, flat bottom, quartz flask with standard taper outer joint.