Magnetic stir bar assortment, 20 each (2 Each of all MSB'S, MSZ12, MSZ70,MSHL15,30 &50)

Our polypropylene one-piece measuring cylinders have raised graduations for easy readability. 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. Stated tolerances are the…

Tall form Berzelius beakers without a spout. Our beakers are made from low-expansion borosilicate glass. Beakers feature heavy and uniform wall thickness and beaded tops. Also include white printed graduations and a marking area. Tolerance for beakers is approximately +/- 5%.

Variable Volume Micropipettes feature built in tip ejectors and autoclavable tip cones. Offered in nine volume ranges. Each pipette is individually calibrated according to ISO 8655 standards. They work on a click stop digital system and are easy to calibrate and maintain. Each pipette is easy…

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. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually…

Designed for particulate or biological contamination analysis of small volumes using a vacuum filter. Includes a fritted glass filter support and No. 5 perforated silicone stopper for easy attachment to a vacuum filtering flask. Membrane filters are not included. Thick prefilters or laminated…

Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and a removeable, sturdy plastic base. All cylinders come with bumper guards. Single metric scale, accuracy per Class "B".

Self-zeroing burette mounts on a glass bottle. Includes a PTFE needle valve stopcock, intermediate stopcock and rubber bellows. Class A, ASTM E-287, meets USP standards, individually serialized and certified. Includes Schellbach backing for easy reading of liquid levels. With amber…

Wide form crucibles include lids. Crucibles are glazed on inner and outer surfaces except for the outside bottom and rim. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of…

Rubber Stoppers packaged in convenient 1lb bags. Available in solid, 1 hole, and 2 hole versions.

Sturdy Z-shaped rack made from a single sheet of heavy gauge Stainless 304. Rack features 25 wells in 5 rows, for tubes up to 16mm in diameter. Polished, smooth surface facilitates easy cleaning and labeling.

This life size human skeleton model features unbreakable plastic bones which were carefully cast to preserve the finest details. The mandible is hinged; the arms, legs and skull are removable; and the calvarium is sectioned to allow for study of the cranial vault. There is natural movement in the…

A comprehensive assortment of glassware, plasticware, porcelain and other hardware most commonly used in general chemistry labs and includes the following:  Beaker, Glass, 100ml (1), Beaker, Glass, 250ml (1), Beaker, Glass, 400ml (1), Beaker, Glass, 1000ml (1), Bottle, Wash, 125ml, Plastic…

An ideal starter set for any laboratory, this set contains 5 plastic beakers in sizes 50ml, 100ml, 250ml, 500ml, and 100ml

This 12 x 75mm polypropylene test tube has a capacity of 5ml Tube features a round bottom and is autoclavable Sold as a pack of 100 tubes

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 E-288. Individually serialized and certified. Our volumetric flasks feature QR code integration to…

The United Scientific Supplies serological pipette is sterilized in nature that ensures the safety of the user. It is made from strong polystyrene material for added strength.

These support stands with rods come complete with a stamped steel base with black enamel finish and a removeable zinc plated steel rod.

Pack of 12 stirring rods. Rods are made of soft flint glass, with both ends fire-polished and rounded.

Separatory Funnel, conical Shape with PTFE Stopcock and Plastic Stopper.

Shallow form with lip and flat bottom. Glazed except for rim and part of the outside bottom. Autoclavable. Withstand temperatures to 1150°C. To prevent thermal stress cracks, we strongly recommend a heating/cooling rate not exceeding 200°C per hour. United porcelain evaporating dishes offer…

Two-tier rack with thirteen 25mm holes, and six drying pins Solid hardwood construction Polished to minimize damage from spills

Heavy duty beakers are ideal for tough handling conditions including mechanized washing. Beakers feature a double graduated metric scale and a marking area. Tolerance is approximately ± 5%.

High Quality Borosilicate test tubes with rims.

Beakers, molded in Polypropylene, have excellent clarity and very good chemical resistance. They are autoclavable and feature raised graduations on the outer surface. Griffen style beakers next without sticking together.

Iron wire gauze (24 SWG/10 Mesh) with ceramic coating at the center. Contains no asbestos. Sold as packs of 10.

This dropper bottle is made of translucent and low density polyethylene. Bottle can be used with or without dropper.

Space-saving, square shaped borosilicate glass, general purpose media bottles are autoclavable with permanent white imprinted graduations and marking spots. The screw thread opening has an I.D. of approximately 30mm. The supplied GL 45 cap is liner-less and both the cap and drip free ring are…

These Boston Round Flint Bottles include screw cap with dropper assembly are designed for general use. The glass is non-porous, which allows for easy cleaning or autoclaving.

These bright red, easy to open, polypropylene (PP) Biohazard Bags are for disposal of biohazard waste and plastic laboratory items such as used tips and tubes. Bags have a clearly printed biohazard symbol and pass ASTM 1922 tear resistance and ASTM 1709 dart impact tests. Steam autoclavable…

These rugged autoclavable storage boxes are molded in polycarbonate, and can be used at temperatures of -150°C to 121°C. Designed to hold 100 each 0.5ml microcentrifuge tubes, or 64 each 1.5ml tubes. The numbered grid on transparent lid is keyed in one position to prevent misalignment. Lid…

Sterile tips are packaged in racks of 96 with 10 racks in each case. Manufactured in a precision molding facility from 100% virgin polypropylene, United micropipette tips are DNase, RNase, and Pyrogen free. The highly smooth surface is hydrophobic to provide low liquid retention, increased accuracy…