Supplies

Polypropylene tubes include blue High Density Polyethylene leak-proof screw caps. The tubes and caps feature specially-designed flat threads for vacuum-type closure that is leak-free at a pressure of >700mm Hg. Highly smooth hydrophobic internal surfaces (500 per PK )

Recommended for culturing, mixing and storing applications. 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. Blue caps with liner are autoclavable. (4 per CS )

Polymethylpentene cylinders have glass-like clarity and feature easy-to read molded in graduations. Hexagonally-shaped bases for extra stability. Large spouts for smooth flow of liquids during pouring. Autoclavable to 121°C. Meets accuracy requirements of (12 per PK )

Pre-cleaned borosilicate glass test tubes without rims. Tubes can be used for hot or cold applications, are reusable, and can be autoclaved. (72 per PK )

Clear polystyrene plate features deep uniform wells and include lids. Each well has an alpha-numeric marking. Non-sterile plates are individually wrapped in a plastic bag. The 24-well plate measures 5" long x 3-1/4" wide x 7/8" high. Flatbottomed wells ar (10 per PK )

Strong wooden box with hinged cover, designed to hold up to 50 standard 3" x 1" microscope slides. Slides fit into numbered beveled slots, and a printed index lines the cover. (1 per EA)

Tall 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 )

Our boiling flasks 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 plastic snap cap is included. Meets Class A specifications per ASTM E-288. Batch certified. (1 per EA)

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A plastic snap cap is included (1 per EA)

These powder funnels feature wide, short stems. The 35 ml and 300 ml sizes are made of high density polyethylene, and the 100 ml size is made of polypropylene. (12 per PK )

Measuring Cylinder, Double Scale, To Deliver, Class A, Individually Certified, 50ml (1 per EA )

Aluminum rod, measuring 2 inches long and 1/2-inch in diameter. Designed for use with United Scientific Lattice Lab Systems. (1 per EA)

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (1 per EA)

Neoprene stoppers can be used in areas where rubber would be attacked by reagents or solvents. Synthetic green neoprene stoppers have good resiliency and shelf-life. They withstand petroleum products and oils as well as most inorganic acids and bases. Sold as one-pound bags (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Available in solid, one-hole, and two-hole versions. Each stopper has its size marked in raised figures. All stoppers are 25 mm tall. Sold as one-pound bags. (10 per PK )

Silicone stoppers are particularly useful due to their inert and nonreactive nature. It will not impair the growth of tissue cultures and resistant to most chemical acids and solvents. (12 per PK )

STAINLESS STEEL SPATULA, 4" (10 CM), ONE END FLAT, ONE END BENT (10 per PK )

Soft, silicone grip provides improved comfort and handling. Blade is constructed of stainless steel with a flexible, rounded end. Handle is manufactured of polypropylene and layered with a silicone grip. Handle dimensions are 4-1/8”L x 1”W x 1/2”H. Latex-free. Autoclavable. (1 per EA )

These aprons are made of a chemical resistant vinyl fabric which stays flexible. There is reinforcement at the points of strain. Aprons include cloth ties at the neck and waist. Material thickness is 0.175 mm. (1 per EA )

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

Round form evaporating dishes include lip. Glazed inside and outside on both sides, except for large dishes (greater than 385 ml) which are glazed inside and partially outside. (1 per EA)