"The Mystery of Lyle and Louise"

Cork Lined Extension Lab Clamp

This three-finger clamp is made of powder-coated steel.

This three-finger clamp is made of powder-coated steel.

The Go Direct O₂ Gas Sensor measures gaseous oxygen concentration levels and air temperature.

Molded of quality polypropylene, these L-shaped connectors have 90° unions and offer excellent chemical and temperature resistance. Serrated edges tightly grip and hold tubing.

These autoclavable straight connectors are molded of polypropylene and have serrations to hold tubing tightly and prevent slipping. They have excellent chemical and temperature resistance.

Now you can bring some of the finest museum-quality specimens into your classroom at an economical cost with WARD'S life-like fossil reproductions. Nearly all of the reproductions in this impressive series are cast in durable plastic resin, and are hand-painted in colors designed to capture every detail of the original.

Gray, fine to medium-grained “Berea grit”.

Metal washer, package of 6, ⁵/₁₆×¾"

Displays the Organelle that Performs Cellular Respiration

These undercounter laboratory refrigerators and freezers provide versatile cold storage in a space-saving design.

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All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.

Shepherd's Purse

Both of these strains of Serratia marcescens are colorless mutants when plated alone, but when grown together, they produce a red pigment.

Often mistaken for beetles, these wingless crustaceans live their whole lives on land, feeding on decaying organic matter.