United Scientific Supplies

Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy and come with 5-way binding posts and an external zero-setting screw. Meters are not protected against prolonged or significant overload. Stackable for storage.

With lip and flat porcelain handle. Glazed on inner and outer surfaces except for rim and top of handle. 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 porcelain is heat tested...

Our Multichannel Micropipettes are recommended for a wide variety of applications such as ELISA, molecular screening, kinetic studies, and DNA Amplifications. Our Variable Volume Micropipettes feature built-in tip ejectors and autoclavable tip cones. They work on a click stop digital system, are...

Clear plastic magnifier is 90 mm (3.5") in length and features a lens of 3x magnification. The lens is 35mm in diameter.

The United Scientific™; Eco-Mix Vortex Mixer has a simple touch-and-go function that makes it easy to use. The compact design saves bench space, yet the mixer is powerful enough to deliver robust vortex mixing at 3000 rpm. Compatible with centrifuge tubes up to 50mL capacity, and can also be...

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.

Lab Supplies Weighing Boats United Scientific. Ideal for weighing, evaporating, dispensing, and storing samples.

Square shaped clear flint glass bottles with glass pipet and rubber bulb stopper. Capacity 30ml. Replacement pipets are also available.

Glass thermometer mounted on aluminum back. Thermometers are filled with approximately 3 grams of Toluene mixed with red color.

This handheld device provides a qualitative visual indicator of the conductivity of different solutions, acids or salts. Two brass probes can be touched to a solid substance, or immersed in a liquid, to show conductivity on green LEDs that range from 1 to 10. Each probe is 53mm long with a diameter...

All the wide mouth jars are made from soda lime glass and have a PP cap with a PE liner. Since the opening is so large, it is easy to insert and remove materials. Autoclavable Size (oz) Diameter (mm) Height (mm) Mouth Diameter (mm) 2 6 48.5 51.5 4 57 76 50 8 80 87 72 16 80 160 72 32 100 140 89...

This Boyle’s law apparatus allows you to investigate the relationship between Pressure, Volume and Temperature. The cylinder has mL markings, and the screw mechanism allows you to adjust the volume and keep it at a specific position. In the bottom of the cylinder is a thermocouple to read the...

The MAKERSPACER DIY Line uses advanced mathematical design with simple to use laser cut wooden parts to create a fun and easy to use design experience. Accompanying the series is a detailed theory book. This resource extends beyond simple assembly instructions to offer a deep dive into the...

Convenient assortment of seven commonly used laboratory tools. Contains one each of the following items: 6-hole test tube rack, test tube brush, test tube clamp, spatula, crucible tongs, lab scoop, and forceps.

This standard size (8" x 2.75") water bath is ideal for heating flasks, bottles, tubes, etc. Features seven concentric rings, flat bottom, and a steam escape outlet. Stainless steel construction.

Designed as a convenient solution for temporary storage and transferring of microscope slides . The bottom is lined with a cork pad, and the lid has a printed index for quick reference. Accommodates microscope slides in two sizes: 75.0 mm × 25.0 mm × (0.8-1.2 mm) 76.0 mm × 26.0 mm...

These weight sets include accurate, non-rolling hexagonal masses made of steel, and feature a durable black oxidized finish. Sets are supplied in sturdy cardboard boxes. Metric Weight Set includes two each of 5g, 10g, 20g, 50g, and 200g masses,

Our Clamps feature strong malleable iron frames that are painted to reduce corrosion. Available with 2, 3, 4, 5, or 6 inch jaw openings.

This large ABS plastic pulley connects easily to table edges up to 53 mm thick. The 50 mm diameter smooth rotating pulley is attached to a 140 mm steel rod. This adjustable 8 mm diameter rod can be positioned and secured using the locking knob mechanism. Vertical range of the top of the pulley to...

Clear, square disposable polycarbonate bottles are space-saving and convenient to handle. Useful for mixing, sampling, and storage applications. Graduations and large marking spot are screened in easy-to-read white enamel. Includes a blue, liner-less GL 45 polypropylene plug-seal autoclavable cap....

Convenient, economical package of materials to start investigating electricity concepts. Assortment includes: 6 Round Plastic Bulb Holders, 3 Knife Switches, 6 Battery Holders with Fahnestock Clips, 10 Fahnestock Clips, 1 Wire Stripper, 3 Wires with Alligator Clips, 18"; Assorted Colors, 3 Wires...

It can be challenging to learn the atomic structure of elements and how such structure leads to trends in the periodic table. Teachers using visual and tactile models can overcome the abstract nature of the subject matter and greatly enhance student conceptualization. This kit contains materials...

Constructed of clear acrylic with highly polished surfaces, these prisms are ideal for projecting a clear, sharp spectrum. Set of Right-Angled Prisms consists of 25mm, 50mm, and 75mm long prisms.

A large size prism for either experiments or optical demonstrations. The thick size allows the prism to stand upright without supports.