Supplies

Pre-cleaned coverslips are made of quality, non-corrosive glass and packaged in 1 oz. boxes. The 22 x 22mm sized coverslips are available in thickness #1 or #2. The #1 thickness ranges from 0.13 to 0.17mm. The #2 thickness ranges from 0.18 to 0.25mm. A 1 (1 per EA)

Stirring rods are made of soft flint glass with both ends fire-polished and rounded (144 per PK )

Stamped steel bases, with black enamel finish. Includes a removable, zinc-plated steel rod. Bases and Rods are also available individually. (1 per EA)

These laboratory scoops are made from high quality stainless steel and are available in two sizes: 5 oz. and 52 oz. (1 per EA)

UniSafe™ unitary LDPE wash bottles have a built-in delivery tube making it a one-piece bottle and reducing the risk of contamination since there are less assembly parts. The unitary wash bottles are easy to squeeze and dispense a steady stream. (6 per PK )

Stainless steel scoop with one pointed end for handling small amounts of chemicals. Length 6-1/2" (16.5cm). Also available with 5" long hardwood handle. (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. (20 per PK )

United Scientific™ Unisafe™ Narrow Mouth Vented Wash Bottle, LDPE, 125 mL (6 per PK )

UniSafe™ unitary LDPE wash bottles have a built-in delivery tube making it a one-piece bottle and reducing the risk of contamination since there are less assembly parts. The unitary wash bottles are easy to squeeze and dispense a steady stream. (6 per PK )

Manufactured from 5.1 expansion borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class B requirements, these threaded culture tubes are suitable for a variety of lab settings. Each tube is heat-treated at temperatures exceeding 500° C and immediately packed in a shrink-wrapped cardboard tray, 250 tubes per tray. This process avoids contamination and increases the strength and durability of the glass. Dimensional tolerances are strictly controlled for a uniform shape, including rounded bottoms and polished tops with smooth edges. Each tube has a chevron-shaped white enamel marking spot. Threaded necks accept a phenolic screw cap, not included. Available in six sizes, from 8 mL to 33 mL. (500 per PK )

BOD Bottles for incubating diluted samples of clean water, waste water, effluent water, and polluted water during the 5-day biochemical oxygen demand (BOD) test. Bottles are numbered to allow for convenient organization of samples. 300ml bottles also incl (24 per PK )

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

Pack of 10 high-quality scalpel blades, size #10. (10 per PK )

Our polypropylene conical measuring cylinders are ideal for measuring small quantities of reagents. They are autoclavable and have excellent contact clarity. The hexagonal base provides excellent stability to the cylinder, and the tapered spout enables easy pouring of reagents. Features easy-to-read raised graduations. (12 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)

These pipettes are made from borosilicate glass in compliance with ASTM specification E-969. Color-coded. Individually serialized and certified. Calibrated to deliver. Printed with durable amber markings. (5 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. Tolerance for beakers is approximately +/- 5%. (48 per CS )

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)

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 )

Porcelain casserole with 220ml capacity, featuring lip and handle. Casserole measures 50mm tall with a 100mm top outside diameter. Glazed inside and out. (1 per EA)

Molded in polypropylene, this non-corrosive pipette stand holds up to 94 pipettes and can be rotated for convenient selection of any pipette. Central vertical axis measures 19" in height. The lower rotating disc measures 9" in diameter and has four concentric troughs that align with the upper disc. (1 per EA)

Heavy wall filtering flask includes a bolt neck with tubulation. Borosilicate glass flasks are designed to give the best combination of thermal shock resistance and physical strength. Feature heavy-duty rims and printing in durable white enamel. (24 per CS )

This apparatus is useful for holding objects that are too large for standard clamps, such as glass distillation columns and odd shaped glassware. Chain and support band are made of strong chrome-plated brass, and support rod is constructed of stainless steel. Chain is 21” long and can be adjusted to support apparatus from 2” to 6.5” in diameter. Support rod is 0.46” in diameter with a length of 8.5” (1 per EA )

Made from soda lime glass (1.8 mm thick), fine ground and flame polished edges. (10 per PK )