Lab Flasks

Generally used for the determination of ammonia in water. Joints are standard taper 24/40. Ideal for use in chemical laboratories, this Ammonia Distillation Apparatus is designed for optimal performance and reliability. With its precision-engineered construction, it ensures accurate, reliable...

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: 250ml Accuracy +/- Ml: 0.24 Height: 235mm Stopper Size: 19/26 Case Quantity: 5

Made of borosilicate glass, these freeze drying flasks are used with VirTis® lyophilizing equipment. Openings are extra-wide for efficient shell freezing and suited for bulky samples. Wall thickness of flask is designed for vacuum applications. These flasks are supplied with a nylon translucent...

Peptide Synthesis Vessel, Solid Phase, Synthware, Capacity: 25-500mL Available, Disc Porosity: Medium or Coarse available, Frit OD: 25-80mm available, Thread Size: 25 and 32 available, Joint Size: 24/40 Inner with drip tip, Hose Connection: 8mm, Supplied with PTFE-lined screw cap and T-bore PTFE...

Designed for culturing organisms requiring a large surface area to volume ratio Can also be used in serum production Takes stopper size 13 Thomas number 4912L15 features a triple baffle on the bottom outside edges to achieve maximum oxygen transfer to culture medium. NOTE: do not use this flask on a...

Sidearm fitting for inserting 18mm diameter probes used to secure pH, O2 or temperature sensors in larger Spinner Flasks with vertical sidearms during cell culture to monitor important cell culture parameters. Together with gassing and media handling fittings, they allow Spinner Flasks to operate as...

Protect against leakage, breakage, and contamination. Thermo Scientific™ Nalgene™ Class B Polymethylpentene (PMP) Volumetric Flasks with Screw Caps are calibrated "To Contain" and "To Deliver" at 20°C. Flasks are lighter in weight than glass, more transparent than...

Borosil® Class A Volumetric Flasks are individually calibrated by automatic, laser-controlled calibration equipment. Supplied with standard PP stoppers. Flasks comply with ASTM E-288-Class A. 20mL option is not covered in ASTM. 5mL, 10mL, and 20mL options have a trapezoidal shape for improved...

Heavy glass, without side tubulation ASTM Specification E 1406, Type I With capacity scale 250 mL flasks take rubber stopper No. 6; 500 mL flasks take No. 7; 1,000 mL flasks take No. 8; 2,000 mL flasks take No. 9; 4,000 mL flasks take No. 12. Flasks are fabricated from molded heavy wall for strength...

Single neck flask with a Standard Taper outer joint Tops are reinforced and tooled with a rounded finish, containing more glass to give them maximum mechanical strength Body is thick-walled, with a long tapered outside contour to minimize chipping when struck or rubbed together White ceramic enamel...

With outer joints with side necks angled. Available fabricated with heavy walls, approximately 30% heavier than regular wall flasks. Round bottom, three neck flask with angled sides. All joints are standard taper. Available in standard and heavy wall.<

Snap-on bottom of G-Rex10M for additional stability if desired. Reusable. Non-Sterile. The G-Rex 10 Series Support Base - P/N AY14-2008 offers a robust and reliable solution for high-density cell culture research. Designed for stability and long-lasting performance, this support base is an essential...

Corning PureCoat amine (positively charged) and carboxyl (negatively charged) surfaces provide improved cell attachment, faster cell proliferation, and enhanced recovery post-thaw over standard TC surfaces. These surfaces function with a broad range of primary, transfected, transformed, and...

Round bottom Short ring neck These PYREX® round bottom boiling flasks have short ring necks. These ring neck boiling flasks are precisely tooled for uniform stopper fit. The reinforced rim increases mechanical strength. These flasks are used in applications requiring rigid stoppering and as wash...

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 mechanical...

Individually calibrated to deliver at 20C. Durable ring marks resilient wear. Supplied with standard ground polypropylene stopper. Specifications : Certified Class B tolerance per DIN ISO 1042  

Pre-mounted stainless steel clamps for Bellco Erlenmeyer flask. Flask Tray fits on top of the standard tray platform. Includes clamps.   Specifications:          Flask Positions: 49        Dimensions:...

Kohlrausch, Class A Borosilicate glass Calibrated to contain 20°C Mouth enlarged for easier introduction of sample Meet NBS requirements

Calibrated to contain at 20°C Red stripe, through which calibration mark is etched into transparent glass underneath Supplied with plastic snap cap

These borosilicate glass graduated neck flasks come in sizes to supplement our official metric series, LG-4317. Additional sizes can be supplied on request. Calibrated "to contain" at 68°F/20°C.

Similar to Congealing Temperature apparatus described in U.S.Pharmacopeia, 1995, pages 1780, except this apparatus is supplied with Ace-Threds in place of rubber stoppers, where practical. #50 thread at center holds a test tube with a #25 bushing, open top test tube utilizes a rubber stopper to...

Rugged spherical flask with neck opening of 4" (10.2cm). Standard size flasks use regular Glas-Col heating mantles of equivalent capacity. Length of straight section including flange, approximately 9.5cm (33/4 "). Uses 6496 Clamp for securing flask hea

KIMAX® boiling flask with a short Standard Taper joint neck. Designed from ASTM Specification E1403, Type I, Class IV requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements