"GSC International"

Dropping bottles allow for the accurate dispensing of reagents one drop at a time or in a stream.

Made from borosilicate glass that resists cracking from temperature changes.

These free-running plastic pulleys are durable in design.

The cork borer set includes 12 borers, in sizes ranging from 4.8 to 21 mm.

A versatile and reliable tool that will revolutionize your circuit testing experience.

This soft-glass tubing is lead and potash free.

Annealed flint glass rods with fire polished ends.

The 60 ml flint glass dropping bottle with ground glass pipette can be used in the lab to dispense indicators, stains, or prepared reagents.

Full-sized and fully enclosed, these meters are economically priced and offer ±2.5% accuracy.

Easily measure the cloudiness of a fluid.

This versatile timer with infrared sensors can be used to measure the speed of a moving object.

These sterile, two-piece polystyrene Petri dishes are sold in sleeves of 20.

An Inexpensive Demonstration of Respiration.

Perfect Laboratory Glass Tubing.

Ideal for addition and resolution of forces, Newton's laws, and statics experiments.

Hold round objects from 9.5–35mm in diameter with this versatile clamp.