"The Mystery of Lyle and Louise"

High-quality, round-based borosilicate cylinders with Class A and Class B tolerances conform with DIN ISO standards for accuracy.

The nation's most exciting science competition now has kits for at-home use!

One-piece polyethylene pipettes are unbreakable. Sterile pipettes are individually wrapped.

Students Apply Science Principles and Relate the Conclusion to a Criminal Investigation

Organized, economical survey of fossils.

Flexible, natural polyethylene bottles.

These high-quality, synthetic skeletons are perfect for everyday use.

Fireproof insulation is 100% gypsum, reinforced by a 1" by 2" lattice made of 14-gauge galvanized welded steel wire.

Includes large hole in the center and additional 6 to 10 holes depending on plate size. Glazed on one side.

ASPIR-8™ is the only reservoir that is tailor-made for your 8-channel instrument.

Use the two sets of symmetrical round jaws for simultaneously holding two round objects, each up to 35 mm in diameter. Each of the rubber-coated clamps rotates 360° and may be locked at any angle. The unit attaches to any standard support rod up to 13 mm in diameter.

Quality glassware at an affordable price.

Also Called a Synizetic Knot

Plates include a large hole in the center and numerous 5 mm diameter perforations. Glazed on one side.

UniStore™ carboys are made with premium virgin-grade resins to deliver superior durability, safety, and reliability.

These stoppers are made of a superior grade of rubber that has softness, resiliency, and durability.