".2mL PCR tubes"

Economical and compact, this microtube rack comes pre-assmbeled and ready to hold up to twenty-four 1.5–2.0 ml microtubes. Its clearly labeled holes make sample identification easy, while its compact design saves benchspace and makes for easy storage.

Used for drying small amounts of gases.

This rack is made of neoprene-coated steel wire.

Made of wood with turned wood posts. Has holes for tubes up to 19 mm in diameter.

High-volume rack

Get organized with this fun, interlocked rack.

Constructed from a solid wood block, with 15 slotted holes accommodating tubes up to 13 mm in dia. Size: 1-3/4" H x 8-1/2" W x 2" D.

Coated steel wire racks are chemical and corrosion resistant and come in a variety of sizes.

Ideal for student use, these clamps hold test tubes measuring up to 25 mm firmly and can be manipulated easily. Made from brass.

One-piece construction with an overall length of 13 cm (5 inches).With molded finger grips to help students work with test tubes.

Package of six.

Durable, hardwood Test Tube Rack holds 6 tubes measuring up to 25 mm in diameter, and features 6 draining prongs.

With a polypropylene construction, this versatile rack accommodates test tubes with diameters of 30, 20, 17, and 12 mm for efficient organization.

Space-Saving, Economical Unit

A simple wire clamp that may be installed or removed without disconnecting tubing ends.

Pre-mixed, and ready to use, this master mix contains DNA polymerase, dNTPs, MgCl₂, and reaction buffers at optimal concentrations for the amplification of DNA via PCR. Its special formulation allows for direct loading of PCR samples into agarose gels as well as tracking the migration during electrophoresis without the need for loading dyes. Simply add template, primers, and nuclease-free water, available separately. Mater Mix reduces risk of contamination. Includes enough for 100 reactions. Note: Can be stored at 4 °C for up to six weeks, or −20 °C for longer.

The lidded test tube basket is ideal for securely holding and organizing test tubes in the lab.

Safe Storage for Test Tubes of All Sizes