Supplies

These sterile PETG (polyethylene terephthalate glycol) Erlenmeyer flasks are used for mixing, containing, and storing solutions. PETG flasks are very clear and have easy to read graduation marks. These are shatterproof and are an ideal alternative to glass. Temperature range is -40 to 70° C (-40 to 158° F). (12 per PK )

These pipettes are made from borosilicate glass in compliance with ASTM specification E-969. Color-coded. Batch certified. Calibrated to deliver. Printed with durable amber markings. (5 per PK )

Boiling, round bottom flasks with ground glass joints. Our boiling flasks are made from low-expansion borosilicate glass. Feature uniform wall thickness for superior mechanical strength and shock resistance. Ideal for boiling, heating and mixing in the la (24 per CS )

United Scientific™ Unisafe™ Narrow Mouth Vented Wash Bottle, LDPE, 500 mL (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. (1000 per PK )

United Scientific® Volumetric Flask, Class A, Individually Certified, Wide Mouth, 100 mL (1 per EA )

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

Pack of 12 heavy-duty beakers with 50ml capacity. Made from low-expansion borosilicate glass with extra-thick walls, these beakers are ideal for tough handling conditions, including mechanized washing. Also include white printed graduations (from 10-40ml, at 10ml intervals) and a marking area. Tolerance for beakers is approximately +/- 5%. (12 per PK )

United Scientific™ Narrow Mouth, HDPE, reagent bottles are manufactured from USP Class VI resin that is FDA-21CFR compliant. The amber bottles are designed to reduce UV light transmission to protect light-sensitive contents, and conform to USP requirements for storage of light sensitive materials. Excellent chemical resistance to most acids, bases, and alcohols. Polypropylene caps are included. (72 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 )

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 )

Steam autoclavable, polypropylene molded tray can be used for sterilizing, drying labware, and are ideal for storage of labware. (6 per PK )

Securely support and organize lab apparatuses with United Scientific's customizable lattice systems. Constructed of hard aluminum support rods with cast alloy footplates and hook connectors, these systems are as durable as they are practical. Assembly is easy and requires only a screwdriver. Contents: * 4 foot plates, 2-5/16” diameter * 4 set screws for foot plates * 12 anchoring screws for foot plates * 22 hook connectors with thumbscrews * 8 support rods, 2” long, 1/2” diameter * 2 support rods, 18” long, 1/2” diameter * 8 support rods, 24" long, 1/2" diameter (1 per EA)

Microscope slide storage tray designed for 20 each 3" x 1" slides. A unique stepped cutout design simplifies removal of slides and is designed to avoid direct contact of prepared slides with the tray surface. Polystyrene trays nest within each other. White color provides good contrast for viewing dyes and stains. Measures 11.25" W x 7.5" D x .75" H. (6 per PK )

Borosilicate glass flasks are designed to give the best combinations of thermal shock resistance and physical strength. Feature heavy-duty rims and graduations in durable white enamel. (8 per CS )

Flat-bottom boiling flask with 1000ml capacity. Made from low-expansion borosilicate glass, this flask features uniform wall thickness for superior mechanical strength and shock resistance. (1 per EA )

Narrow Mouth Polypropylene bottles are rigid, translucent, have excellent contact clarity, and can be autoclaved. (6 per PK )

Dropping Bottle, Assembled, LDPE, 60ml (12 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 )

Double metric scale, calibrated to contain. Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and plastic hexagonal bases. All cylinders come with bumper guards. (1 per EA )

Polypropylene racks with a 3-tier design provide a clear view of the tube contents and convenient insertion and removal of tubes. (2 per PK )

Heavy wire test tube rack with durable epoxy coating. Features 36 places to hold tubes from 10–13mm in diameter. Autoclavable. (1 per EA )

Pack of four inoculating loops designed with an 8" long solid brass handle and insulated grip. The non-calibrated 26 gauge nickel-chromium wire loop is approximately 8mm in diameter. Handles are color-coded for easy identification. (1 per EA )