GSC International, Inc.

This hook is attached to a collar that fits around a support stand rod. There is a 13mm inside diameter. Its uses to suspend items from the hook.

The Wimhurst Machine is a visual and powerful tool used to create static electrical charge and high voltage sparks. The Leyden jars and disc are made of durable clear acrylic. The upright support and pulleys are plastic and resistant to breakage. Aluminum sheets are mounted to the sides of the...

Turbidity is the measurement of the cloudiness of a fluid. To measure turbidity using this apparatus, fill the tube with water and drain it slowly by limiting flow with the pinch clamp on the hose. Stop draining once the black and white Secchi disk on the bottom of the tube becomes visible, and then...

The demonstration mirror is used in physical science classes studying optics. The large size allows students to see the demonstration. The large, glass convex or concave mirror has a diameter of 40.5cm and a focal length of 68cm or 37cm respectively.

Use this instrument to quickly and easily compare the thermal conductivity of different metals. Four metals (copper, aluminum, brass, and steel) are held in a molded support. Liquid crystal temperature indicators are attached to the front of all four of the metal bars. The temperature indicators are...

Demonstrate storage of electrical charges! This unit is effective in helping students understand the function of a dielectric and the buildup of static electricity. The inner and outer metal conductors are separated by a plastic insulator cup. These pieces slide easily in and out of one another. The...

Translucent latex free vinyl aprons are a great way to protect your clothes from messy labs. The apron is reinforced at points of strain giving it a sturdy construction.

GSC International N-00003 DC Voltmeter Digital with Connectors. Range 25 V 0.01V. The Digital DC Voltmeter is small, portable, and easy to use for any circuit. A 3 volt lithium battery is included. Two alligator clips are directly connected to the meter’s main body, allowing for convenient...

Sturdy, black bristle bottle & cylinder brushes with galvanized handles to prevent rusting. Designed for precision cleaning, these Cylinder/Bottle Brushes prove to be an essential tool for any laboratory setting. They are engineered to reach the interior of narrow-necked vessels, ensuring a...

Our Capillary Tubes are 75mm in length and have an inside diameter of approximately 1.1mm to 1.2mm and an outside diameter of approximately 1.5mm to 1.6mm. We offer tubes that are open on both ends and tubes that are closed on one end. They are packed in vials of 100 tubes. PRODUCT WARNINGS Our...

High Quality prepared microscope slides for botany, zoology, histology, parasitology, pathology.

The Serological Pipettes are used to transfer liquids in a laboratory. The sterile serological pipettes are individually packaged. They have a capacity of 50ml and are graduated by 0.5ml. They are plastic and graduated in black and have a color-coded band at the top for easy identification. Sold as...

The unit is used to study electromagnetic induction and transformer principles. The outer coil is 3.25" h x 2.75" d, the inner coil is 3.75"h x 1.25" d. The removable steel core is 4.5" h x 0.5" d. The coils are wrapped with 20 gauge magnet wire and fitted with insulated binding posts. Instructions...

250ml - Borosilicate Glass, Ungraduated Cylinder Offering precision and reliability, this Hydrometer Cylinder is a must-have for any laboratory, educational institution or industrial setting. It aids in accurately determining the specific gravity of liquids, contributing to the precision of various...

The Electromagnet Kit is used for teaching students the principals of an electromagnet. Everything that is needed is included in the kit, apart from the power supply. Included is a “U”-Shaped Iron Core with two coils of wire, a straight iron bar, two magnetic compasses, wire connector cords, pins,...

The balancing bird is a great demonstration of gravitational force, center of gravity and equilibrium. The birds weight is distributed on the tips of the wings and the mass is near the tip of the birds beak which holds the bird in a stabilized equilibrium.

The burner or spirit lamp also known as an alcohol lamp, has a protective plastic cover and plastic base and handle, which makes it safer to use and relocate, while working in the lab, versus traditional spirit or alcohol lamps. The reservoir is made from molded glass and holds 70ml of alcohol....

This set includes 0.5N, 1N, 2N. 3N, and 5N springs. It can also be used as a supplemental product with the Hooke's Law Apparatus. Springs stretch by 2 cm with a load of 0.5 N, 1 N, 2 N, 3 N, and 5 N, respectively. Each spring has a hook to support a weight hanger and a red indicator arrow.

This clamp will attach to the rod of a lab support stand. It has three screw-type posts to attach up to three pendulums of your choosing. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including nickel and lead, which are known to the State of California to cause cancer, birth...

High Quality prepared microscope slides for botany, zoology, histology, parasitology, pathology.   The Biology Set includes 19 slides:  S06221 Blood Smear Reptile, S99214A Simple Cubidal Epithelium Tissue, S99066 Smooth Muscle C.S & L.S., S99039 Spongy Bone Section, S99034 Lymph...

This funnel is intended to fill burettes. It is made from borosilicate glass, and has a 40mm funnel diameter, a 38mm stem, and 10mm stem diameter. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not for children 13 and under.

These glass microscope cover slips come pre-cleaned, size 22mm by 40mm, #1 thickness. The box contains 100 cover slips.

Use this wind tunnel to investigate lift, Bernoulli's Principle, and aerodynamics. Simply connect the tunnel to a power source (not included), turn the fan on, and place a source of smoke (not included) in front of the fan. You will be able to watch the smoke move at different rates on either side...

Electroscopes are used to detect and roughly measure the electric charge on an item. This aluminum-leaf electroscope has a metal case with a round viewing window. Replacement foil is also available. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, nickel, and...