General

Single holders can be snapped together in parallel or series to extend capacity or voltage. Include male and female button snaps on ends to allow series connections. Also includes extensions on sides for parallel connections. (4 per PK )

Features a 2-prong die-cast clamp attached to a chrome-plated steel rod. Jaws are lined with cork. Overall length is 8". (1 per EA)

Laboratory support jack is constructed of chemically resistant anodized aluminum and stainless steel. The scissor jack design enables height adjustment with a simple turn of the knob. Sturdy design can support loads up to 100 pounds. Lab jack platform mea (1 per EA)

This Polypropylene Staining Tray helps in staining, fixing, de-staining, and handling fragile electrophoresis gels and membranes. Tray, as well as cover, will resist temperatures from -70° to 70° Celsius. The LDPE plug provides a leak-proof seal and allows easy liquid drainage. (1 per EA)

These grade XXX tapered cork stoppers are an excellent choice for general laboratory use. They are effective for both liquid and solid mediums, and offer light weight, resilience and compressibility. Chemically inert and moisture resistant. Sold as packs (100 per PK )

This advanced measuring tool is accurate to 0.001"/0.01 MM and measures in both metric and English units. Range is 6"/150 MM. It has a bright LCD display and easy push buttons. A durable plastic storage case with instructions is included. (1 per EA)

Deluxe Burette clamps are die casted from aluminum and feature black rubber sleeves for firm gripping of burettes.  The adjustable clamps hold up to 30mm O.D. burettes, which are held in place by the pressure created by the springs.  For use with rods up (1 per EA)

Laboratory support jack is constructed of chemically resistant anodized aluminum and stainless steel. The scissor jack design enables height adjustment with a simple turn of the knob. Sturdy design can support loads up to 100 pounds. Lab jack platform mea (1 per EA)

This light source is designed for use with a meter stick optical bench. The 1.5V bulb operates on a single AA battery (bulb and battery not included). (1 per EA)

Cast iron base with gray enamel finish. Base measures 6" x 9" x 3mm thick. A welded plate on the mounting hole gives the support rod 10mm of screw support, which is three times thicker than traditional stands. Includes a removable, zinc-plated steel support rod, measuring 24" long and 1/2" in diameter. An 80mm torque rod helps secure the support rod to the base plate. (1 per EA )

Our clamps feature strong cast iron frames and a screw-thread mechanism that provides a sturdy grip. (1 per EA)

Our deluxe line of 3-prong extension clamps are constructed of pressure die-cast zinc alloy and are chrome-plated. Clamps open to about 3", have a recommended maximum grip size of about 2.25", and feature double keyed spring-type adjustment screws. Extens (1 per EA)

These sturdy polypropylene scoops are available in a variety of sizes and as a complete set of seven scoops. Capacities are molded into the top of each scoop for easy reference. The PP material is autoclavable and will not rust or corrode. (6 per PK )

Steel rod, zinc-plated support ring with attached boss-head clamp and thumbscrew. Distance from support to center of ring is 4-1/2" for all sizes. (1 per EA)

Polypropylene Y-shaped connectors with serrated ends are ideal for leak-proof tubing connections. Autoclavable. (12 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 )

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 )

Constructed from painted aluminum and stainless steel, this sturdy support jack is designed with a scissor lift to enable quick height adjustment at the turn of a knob. The 8-inch x 8-inch platform can be vertically adjusted from a closed position of 3 inches to a maximum of 11.75 inches. Maximum load capacity is 25kg. (1 per EA)

Heavy wire test tube rack with durable epoxy coating. Features 20 places to hold tubes from 16–20mm in diameter. Autoclavable. (1 per EA )

This micrometer is made of hardened steel for precision and durability. Its range is 0-25 MM and it has a precision rotary scale with a resolution of 0.01 MM, a ratchet thimble, and a locking lever. Instructions are included. Shipping weight: 9.5 Oz., dim (1 per EA)

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 )

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 * 26 hook connectors with thumbscrews * 8 support rods, 2” long, 1/2” diameter * 2 support rods, 18” long, 1/2” diameter * 5 support rods, 24" long, 1/2" diameter * 2 support rods, 36” long, 1/2” diameter * 4 support rods, 48” long, 1/2” diameter (1 per EA)

Organize various sized tubes and vials. Racks can withstand temperatures of -80°C to +121°C and are autoclavable. Pack includes 1 each of Blue, Green, Yellow, and Red racks. (4 per PK )

Steel rod, zinc-plated support ring with attached boss-head clamp and thumbscrew. Distance from support to center of ring is 4-1/2" for all sizes. (1 per EA)