"PARKWAY PLASTICS, INC."

Amber bags prevent their contents from being degraded or damaged by UV light waves.

Plastic frames with stainless steel mesh for serial sifting of samples.

Gram Centimeter Plastic Cubes

Made of clear polystyrene.

Clear Plastic Permits Easy Observation

Strong plastic aspirator for vacuum filtration and other lab applications.

Enameled hooked weights with a plastic storage case.

Ideal for classroom use.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.

Made of borosilicate glass, with interchangeable plastic stopper and glass stopcock.

Pre-assembled scalpels feature plastic handles and fully retractable stainless steel blades.

Dual calibrated scale in center for direct metric-English comparison.

Economical Choice for the Classroom.

Clear protractor for easily measuring angles.

Industrial quality powder funnels made of heat tolerant and chemically-resistant polypropylene, with parallel stems.