These PYREX® culture tubes are supplied with phenolic caps to facilitate handling and sealing after autoclaving. Caps are fabricated from a special formula resistant to the effects of temperature and steam in autoclaving and are provided with a glued-in, white rubber liner. The white enamel…

Beaded rim These test tubes are well annealed, resistant to heat and chemically stable. Rims are fire-polished. The 25mm tube does not have a marking spot.

Disposable, sterile, PYREX® individually wrapped Calibrated "to deliver" Has negative graduations and fire-polished tips for burr-free, even flow rates Individually wrapped in Steri-View™ wrapping (one side paper, one side plastic) for easier identification and opening

With spout and hexagonal base Supplied with shock absorbing bumper guards. Cylinders are calibrated “to deliver” in accordance with ASTM E-1272 and ASTM E-542 or “to contain”. The double scale, numbered up and down, is in durable white enamel.

Single use culture tubes are housed in easy-to-open, easy-to-use packaging. The three small sizes come in a dispenser arrangement while the larger sizes are bulk-packed. Culture tubes are made of borosilicate glass to reduce pH changes and contaminants that could potentially leach from…

Delong style Extra deep baffles These PYREX Delong style shaker culture flasks have three extra deep baffles designed to provide greater agitation of solutions to improve oxygen or gas transfer when used with rotary or reciprocating shakers. The long neck reduces splashing and is…

These PYREX® Class A graduated cylinders are calibrated "to Deliver" (TD) in accordance with ASTM E-1272 and ASTM E-542. The double scale, numbered both up and down, is in durable blue enamel. Cylinders are supplied with shock absorbing polyethylene bumper guards. For replacement…

Round bottom and long neck 30 mL size has square-cut mouth for multiple micro digestions; mouths of larger sizes are tooled for uniform rubber stopper fit. 30 mL flask conforms with ASTM Standard E 147 for microchemical apparatus; 100 mL through 800 mL flasks can be used in ASTM E 258 procedure.

These PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable Standard Taper PYREX® ground glass stopper. The graduation line…

Baffles enhance aeration and agitation of contents of the flask. Unique impeller design ensures optimal stirring. Sidearm designs permit easy access of 25 mL and 50 mL pipets. Reusable Glass Spinner Flask is designed to improve cell growth by keeping the culture media moving and…

Small filtering flasks are recommended for microchemical use All flasks have permanent white-enamel marking spots Takes rubber stopper No. 3; 50 mL size, No. 4; 125 mL size, No. 5

Calibrated to Class A ASTM E-542 and E-288 Supplied with a certificate of identification Traceable to NIST standards The graduation line is sharp and permanent. Large white block letters make it easy to read. Supplied with a Standard Taper stopper.

For use without filter paper Offered in nine sizes and three porosities Pore sizes 40 to 60 µm = C, 10 to 15 µm = M and 4 to 6 µm = F With square-cut, fire-polished rim These funnels are especially useful where filter paper would be attacked by the material…

Glass stopcock and glass stopper Stem length of 65 mm

These 15mL PYREX® conical centrifuge tubes have white enamel graduations for durability. The 15mL size is graduated upward from the tip in 0.1mL divisions. The 50mL size is graduated upward from tip to 10mL in 0.5mL divisions, and from 10 to 50mL in 1mL divisions. The phenolic 15-415 GPI…

Breakage is minimized by the heavy wall construction The large hexagonal base, sealed to the cylinder body, increases stability and prevents the cylinder from rolling off lab bench tops

Calibrated “to deliver” in accordance with ASTM E-1272 and ASTM E-542 The double scale, numbered up and down, is in durable white enamel. Supplied with shock-absorbing polyethylene bumper guards.

With lip Tubes 10 mm through 18 mm o.d. have marking spot. Listings indicate length x o.d. in mm.

PYREX® Class A single metric scale graduated glass cylinders are calibrated "to deliver" in accordance with ASTM E-1272 and ASTM E-542. Each cylinder is individually serialized and supplied with a Certificate of Identification and capacity, traceable to NIST standards. Permanent…

Corning 1010 Handle attached by an adjustable, stainless steel strap which fits securely into a shallow groove molded in upper part of beaker Beaker (1530K40) fitted with molded glass handle which facilitates pouring. Replacement beaker (1530K50) supplied without handle or strap.

Replaceable tip, Teflon® stopcock and high-density polyethylene stopper Designed for long life and maximum safety Economical - reduces costs by providing replacement components Stopcock assembly features a simple screw thread locking nut and collar which ensure that the stopcock…

Lifetime Red™ Graduated Cylinders Capacity control is the most important specification for graduated cylinders. Class B tolerances. Corning assures accuracy through precision-drawn tubing and precise calibrations. All cylinders are manufactured to ASTM E 1272 which describes standard…

These PYREX® long neck shaker culture flasks are basically Erlenmeyer flasks to which a long straight, rimless neck of heavy tubing has been added. The longer necks reduce the amount of splashed solution reaching the closure. They are ideal for shaker cultures. Their uniform wall thickness…

These flat, clear PYREX® dish covers will withstand repeated sterilization (wet or dry). Approximate dish cover diameter and height is 100x20mm. The edges are beaded to provide greater mechanical strength. The bead also provides a means to equally space t

Teflon® stopcock plug fits into the micro-finish barrel Plug reduces freezing problems and grease contamination

Uniform wall thickness Large marking spot Spout Standard Griffin Beakers with spout, manufactured with uniform wall thickness, offer optimum balance between thermal shock resistance and mechanical strength. For convenience, the 250 through 4000 mL beakers have a double graduated…

Heavy-duty media bottle can be used for storage as well as mixing and sampling. Includes linerless, one-piece autoclavable polypropylene plug seal cap with drip free pouring rings. Optional red PBT caps and red ETFE pouring rings are available for dry heat sterilization (180°C).  New glass…

These reusable PYREX® rimless culture tubes offer greater convenience in plugging and rack storage. Walls and bottoms are of uniform thickness. Ends are fire-polished.

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…

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 100mL PYREX® pear-shaped centrifuge tubes are used for determination of water and sediment in petroleum products. They are fabricated from mold-blown blanks to insure uniform shape and greater mechanical strength. The scale and figures are durable white enamel which stand out clearly against…

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…