"PARKWAY PLASTICS, INC."

This unbreakable plastic thistle tube is ideal for the high school laboratory. It has a two piece construction with the stem tightly fitting into the funnel. Stem O.D.: 6mm. Length: 290mm. Package of 12.

Flexible plastic tape measure.

AngLegs™ is a set of plastic pieces of six different lengths that snap together allowing students to explore plane geometry on their desktop or the overhead projector.

Separatory funnels with ground cones, plastic stoppers, and Rotaflow screw-type stopcocks, made of borosilicate 3.3 glass.

Set of 54 Includes twenty 1 g (blue), twenty 5 g (red), ten 10 g (yellow), and four 20 g (green) weights. These colored and coded stacking masses help children see mass relationships at a glance. Each color represents a different thickness and mass. Includes plastic storage box.

High quality conical flask features heavy wall design and plastic fitted integral side arem for extra stong vaccume filtration.

Abbe Refractometer Model C10 is an excellent instrument for the Refractive Index (nD) analysis of liquids, glass, plastic, and film.

An impressive example of Papio doguero, the high-quality plastic, unmounted skull with removable lower jaw features the characteristic enlarged canines and long muzzle of the baboon.

These economical double-sided plastic coated mats feature a 1 cm grid with x-y axis bolded for easy graphing activities.

Plastic peg rack provides convenient insertion and removal of inverted test tubes.

A colorful set of 51 plastic stacking pieces representing one whole, halves, thirds, fourths, fifths, sixths, eighths, tenths, and twelfths.

Total length of rod and pulley is 10". The pulley has a diameter of 2", and is equipped with a metal low-friction bearing installed. The rod is made of durable aluminum, and the pulley is made of durable plastic.

A simple tool for communicating complex workings of electricity, this plastic battery holder is fitted with three banana plug jacks.

Quality Lamp Receptacle.

One-piece, chemical-resistant aprons can be worn once and thrown away.

Compact and lightweight.