Lab Flasks

Calibrated "to contain" at 20°C Accuracy tolerances approximately twice those specified for Class A

Individually calibrated to deliver at 20C. Durable ring marks resilient wear. Supplied with standard ground polypropylene stopper. Certified Class B tolerance per DIN ISO 1042 Specifications: Volume:50ml Accuracy +/- Ml: 0.10 Height: 150mm Stopper Size: 10/19 Case Quantity: 6

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...

The Corning 5L Erlenmeyer flask is designed to help scale-up suspension culture with space efficiency in mind. The flasks are ready-to-use, ideal for shaker culture applications, and storage. Available with baffled bottom Molded-in graduations for accuracy Highest Sterility Assurance Level...

Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large permanent white letters make the capacity clearly visible. Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288...

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...

Blanks for fabrication of single or multi-neck flat bottom flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

Flask have wide-mouth design for easy pouring and printed scale of approximate volumes. Specifications: Material: Polypropylene Includes: Polypropylene Screw Cap Size: 50ml - 1l Case Quantity: 6

Manufactured from Type 1 Class A Borosilicate Glass. Narrow mouth with heavy duty rim to prevent chipping. Ideal for general laboratory use. graduated to approximate volumes.

Ideal for laboratories requiring precision and stability, this spring clamp is specifically designed for a 25 mL Erlenmeyer flask. The clamp provides a secure grip, preventing the flask from moving or falling during experiments. Crafted to fit seamlessly with the 8970620 holder, the clamp integrates...

Synonyms: bottom flask; flask round; round flask Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Individually calibrated to deliver at 20C. Durable ring marks resilient wear. Certified Class B with individual ring marking per DIN 122664. Supplied with screw cap. Specifications: Volume: 500ml Accuracy +/- Ml: 0.40 Height: 270mm Thread: 25 Case Quantity: 4

Manufactured from Type 1 Class A Borosilicate Glass. Ideal for use to prepare solutions, and to contain. Flat bottom bulb with a elongated neck with permanent graduation line and marking area. Volumetric flasks are calibrated for a particular temperature usually 20 degree Celsius. Specifications:...

SYNTHWARE Erlenmeyer flask with standard taper outer joint. All sizes are hand blown from tubing to ensure heavy and uniform wall.

The inside surface treatment by TPP provides an optimal growth surface on the flask base for the most varied matrix-dependent tissue cultures. The untreated side and top inside surfaces reduce the amount of cell loss during the separation phases, because undesired tissue adhesion outside the growth...

Baffle indents on the lower outside edge of the flask to help oxygen transfer to the culture medium when used on an orbital shaker. Delong style neck is made to fit stainless steel or plastic closures, while the longer neck reduces the amount of splashing that would reach the closure.

Organize your lab bench with Bellco Glass's carrier tray, specifically designed for Erlenmeyer flasks. This product accommodates up to 32, 50 mL flasks, optimizing your workspace and increasing efficiency. Crafted from durable materials, this tray ensures the secure handling of your SW units. A key...

Cyanide distillation apparatus used in testing for soluble and insoluble cyanides in water. Apparatus basically conforms to ASTM D-2036 except for modifications involving Ace-Threds and larger joints. Also available with threaded adapter to connect still head to trap. PTFE ferrules are supplied in...

Narrow mouth PYREX VISTA Erlenmeyer flasks have uniform wall thickness, which provide the proper balance between mechanical strength and thermal shock resistance. Approximate graduations are in durable blue enamel. An extra large marking space is also provided. The Erlenmeyer flasks are designed to...

The Corning 1L spinner flask body is constructed of polystyrene, paddle and shaft from polypropylene and caps from high density polyethylene. All are made of USP Class VI and ISO 10993-18 compliant materials. Recommended working range of 300mL to 1L. Extended paddle design ensures constant...

Foxx’s PUREGRIP™ is innovation you can feel. In collaboration with Borosil® Glass Works, India, Foxx Life Sciences is proud to bring the outstanding quality of Borosil®’s USP Type 1 Borosilicate glassware to North America for the first time. Manufactured from the same low-expansion, chemically...

Calibrated "to contain " Standard Taper stoppers (4997K13 to K76) Size 2 mL is test-tube shape and not marked A (as tolerances are larger) Sizes 5 mL and larger are designed for Federal Specification NNN-F-289 and meet ASTM Standard E 288 Capacity/stopper size given in listings Supplied...

These jacketed, cylindrical borosilicate glass 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...

Round bottom, HEAVY WALL single short neck flask with a standard taper outer joint. The 29/26 flasks have a groove tooled just below the grind to aid in clamping of the flask. Please note: There are separate listings for different capacity single neck round bottom flasks.