Supplies

Our magnetic stir bars are constructed of high quality magnets coated with PTFE. Cross-shaped stir bars increase turbulence and improve stirring action. (1 per EA )

Steel rod, zinc-plated extension support rings. Rod diameter 5/16", overall length 12" for all sizes. (1 per EA)

Steel rod, zinc-plated support ring with attached boss-head clamp and thumbscrew. Distance from support to center of ring is 4-1/2" for all sizes. (1 per EA)

These Type 3 serological pipettes are made from borosilicate glass and comply with USP standards. Color-coded. Batch certified. Calibrated to deliver. Printed with durable amber markings. (5 per PK )

For use with flasks up to 10L, this polypropylene stand is ribbed to safely hold flasks in place. Autoclavable. Height is 50mm, width is 160mm. (1 per EA)

Class A, ASTM E-287, meets USP standards, serialized and certified. Waiting time of 30 seconds. Manufactured from precision bore tubing and calibrated To Deliver (TD, Ex) on computer-controlled machines. Includes PTFE screw thread stopcock. (1 per EA)

Quartz Glass Crucible Lid 80ml fits #CGQ080 (1 per EA)

Conical form, unglazed, 99.7% alumina crucible. Maximum use temperature is 1750°C. (1 per EA)

Wide form crucibles include lids. Crucibles are glazed on inner and outer, surfaces except for the outside bottom and rim. (6 per PK )

Our boiling flasks with ground glass joints are made from low-expansion borosilicate glass. Feature uniform wall thickness for superior mechanical strength and shock resistance. (6 per PK )

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E288. Individually serialized and certified. (1 per EA)

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E288. Individually serialized and certified. (1 per EA)

These pear-shaped borosilicate glass funnels include a PTFE stopcock and a plastic stopper. Feature a marking spot and large white block letters for easy identification of capacity, as per ASTM E-1096. PTFE stopcocks are compliant with ASTM standard E-675 (2 per PK )

Durable acrylic dispenser is ideal for storing, dispensing and cutting Parafilm M® tape and labels. Holds two-inch or four-inch rolls and includes a sharp, serrated blade for easy cutting. Lid opens for quick loading of rolls. Parafilm M® not included. (1 per EA)

These Type 3 serological pipettes are made from borosilicate glass and comply with USP standards. Color-coded. Individually serialized and certified. Calibrated to deliver. Printed with durable amber markings. (5 per PK )

Clear quartz glass crucibles are useful for analytical applications that require ashing of samples. Can withstand a continuous operating temperature of 1050°C. Lids, also manufactured from quartz, are sold separately. (1 per EA)

Wide mouth flasks are ideal for titrations and culture work. Borosilicate glass flasks are designed to give the best combination of thermal shock resistance and physical strength. Feature heavy-duty rims and graduations in durable white enamel. (48 per CS )

Replacement 4000ml vacuum filtering flask designed for use with: Vacuum Filter Holder Set with Stainless Steel Screen (FHSS47); Vacuum Filter Holder Set with PTFE Coated Funnel and Base (FHPT47); and Vacuum Filter Holder Set with Fritted Glass Support Base (FHFT47). (1 per EA)

United Scientific® Coated Wire Rack, 15 mL Centrifuge Tubes, 15 Place, Teal (1 per EA )

Tubes with round bottoms are manufactured from ASTM E438 Type 1 Class A Borosilicate 3.3 glass. Includes polypropylene autoclavable screw cap with PTFE liner. (100 per CS )

United Scientific® Coated Wire Rack, 13-16 mm Tubes, 96 Place, Teal (1 per EA )

United Scientific® Coated Wire Rack, 20-25 mm Tubes, 40 Place, Teal (1 per EA )

Two-tier polypropylene racks hold up to 100 of 1.5ml microcentrifuge tubes. Racks are autoclavable and can be used in water baths or freezers. A molded-in alphanumeric index, plastic makes sample identification easy. Racks are stackable and have a 2-3/4" x 1" labeling area on two sides. (6 per PK )

Our beakers are made from low-expansion borosilicate glass. Beakers feature heavy and uniform wall thickness, spouts designed for easy pouring, and beaded tops. The 20ml and larger sizes also have a double graduated metric scale and a marking area. Tolera (12 per PK )