CELLTREAT Tissue Culture flasks are manufactured under the most stringent conditions and include a 100% integrity test to assure the reliability with your tissue and cell culture work. Class 100,000 clean room, USP class VI virgin polystyrene, and ISO 9001:2000 quality management systems all…

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

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…

The strength of these flasks has been increased appreciably through machine-blown bodies. Sealed, heavy-beaded, heavy-tubing necks are tooled for snap-cap fit. Graduation line is sharp, permanent and large; white block letters make the inscription easy to read. 1 mL and 2 mL sizes are…

Fernbach style culture flask with long style straight neck for either plastic or stainless steel closures, see Ace 3917 and 3918 product families. The bottom of the flask is triple baffled to achieve maximim oxygen transfer to the culture medium. Caution! Do not place on direct heat source.

With barrel-shaped Standard Taper glass stopper Calibrated to contain at 20°C

Completely safe for short-term storage of ice water, dry ice solvent and liquid nitrogen and for use in hot baths Chemical-resistant HDPE double walls are filled with urethane foam and can withstand temperatures from -196°C to +100°C Vented, insulated cover All sizes feature…

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…

Nest cell culture flasks are available in cell growth areas ranging from 25cm2 to 225cm2. Tissue culture treated or non-treated flasks available with a vent cap or plug seal cap to meet your needs. Vent caps with 0.22 um hydrophobic filters for gas exchange. Angled neck for easy access …

These Erlenmeyer-style side-arm flasks are manufactured from heavy-wall borosilicate glass to ensure the mechanical strength needed for vacuum filtration Autoclavable KimCote® safety coating reduces the hazards of shattered glass and leakage of toxic or corrosive chemicals The plastic…

SYNTHWARE round bottom boiling flasks with full length standard taper outer joint. All sizes are heavy wall design and are hand blown from borosilicate tubing to ensure uniform wall thickness.

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

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

PYREX® VISTA volumetric flasks provide precise volume measurement. The necks are tooled for Standard Taper glass stoppers. The graduation line is sharp and permanent and large blue block letters make the inscription easy to read. The 1 mL and 2 mL sizes are test tube shaped.  These Class A…

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…

Microvolumetric Class A flasks are individually serialized and supplied with a Certificate of Identification and Capacity.  Flasks are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To…

Carefully designed and manufactured from borosilicate glass Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance Excellent chemical durability provides contamination-free results and long life…

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…

Volumetric flasks for microchemical work, sizes 1 through 5mL, are designed in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. Solid Standard Taper glass stopper and hexagonal base Calibrated to contain at 20°C, in…

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…

Borosilicate Glass Flat Bottom Boiling Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack.

  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 …

SYNTHWARE round bottom boiling flasks with spherical socket joint. All sizes are heavy wall design and are hand blown from borosilicate tubing to ensure uniform wall thickness. These flasks can be used as replacements for the collection flask on rotary evaporators.

Manufactured from type 1 class A borosilicate glass and designed for culturing organisms requiring a large surface area-to-volume ratio. The flask is supplied with a GL45 blue polypropylene linerless screw cap and pouring ring. Dimensions: 200 x 157mm OD x OAH.

These PYREX® volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for Standard Taper glass stoppers. Stoppers are…

Available in 6, 12, 24, 48 and 96 well flat bottom configurations NEW — 96 well plates now available with a round bottom Plates are labeled with alpha-numeric markings for easy identification of individual wells Each well has a raised rim which nests into the rings on the single…

Advanced TC™ polymer modification for fastidious or sensitive adherent cells Free of detectable DNase, RNase, human DNA Non-Pyrogenic, non-cytotoxic Growth area: 75 cm 2 Total Volume: 250 mL Working volume: 15 ml - 38 mL With blue standard screw cap Sterile …

Greiner Bio-One Erlenmeyer shaker flasks are ideal for suspension culture of mammalian cells, plants, microbes and microorganisms. The shaker flasks feature a patented 2-in-1 DuoCAP® which allows for flexibility between vented and non-vented applications. Each flask is manufactured utilizing an…

With pennyhead Standard Taper stopper Designed from ASTM Specification E 1404, Type II Class 2 requirements Scale indicates approximate volumes

Conical, of heavy-wall borosilicate glass All sizes have Standard Taper 34/28 ground joints and bell-shape lip 65 mm wide x 30 mm deep. 500 mL flask is 195 mm high: 1,000 mL flask, 230 mm. Without stopper or platinum carrier.

Pear-shaped, single neck, heavy duty flask. Available with ground, polished and cap-seal joints. The cap-seal flasks are used in the Ace microscale chemistry product line and feature a 14/10 ground joint with external threads. Supplied with a holed cap

Combine the near-indestructibility of Teflon® FEP with the convenience of a screw closure Unbreakable, nearly transparent, non-contaminating, and resists virtually all chemicals Flasks withstand temperatures from -270°to +205°C; closures from -100° to +150°C Can be…