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Specially constructed hammers for sounding tuning forks. TFWHAM has a spherical hard rubber head on a varnished hardwood handle. TFHAMR has an acrylic head with a rubber end mounted on a metal/wooden handle.
This is a polypropylene, stable, non-corrosive, detachable stand, which can hold 28 pipettes with a maximum diameter of 9/16". The heavy base measures 9" in diameter and a polypropylene coated square rod measuring 15" in length is screwed into the base. The top disc has holes for holding the...
Accurate, non-rolling hexagonal masses are made of steel, and feature a durable black oxidized finish. Available in both customary and metric sizes.
Manufactured by United Scientific Supplies, this stirring rod is an essential tool for any lab environment. Its glass construction ensures it won't react with the chemicals it comes into contact with, preserving the integrity of your experiments. The rod is also adept at evenly distributing heat...
Measuring (Mohr Type) pipettes are manufactured from specially selected, heavy wall machine drawn borosilicate accurate bore glass tubing. They have precision fored jets and bevel ground ends to resist chipping. The graduation marks are in durable white enamel or amber stain; both are resistant to...
Our Prepared Slides show top quality specimens in Zoology, Botany, General Biology, Histology, Parasitology, Embryology, Fungi, Monera, and Protista. Single Slides and Sets available.
Centrifuge Tube and Rack sets are a convenient solution for organizing and storing Conical Bottom tubes. Racks are made of expanded polystyrene (EPS) and include holes arranged in a zigzag format for easy dispensing. Racks contain 50 of the 15ml tubes or 25 of the 50ml tubes. Sterile tubes are...
Excellent model, complete with Teacher Activity Guide which demonstrates LaPlace's law (also Flemings Left Hand Rule) What it shows is that a conducting material with electricity going though it is surrounded by a magnetic field and if placed in a magnetic field it'll result in a moving force.
The spectrum tube power supply holds your tubes securely and safely for spectroscopy experiments. The spring-loaded terminals allow for a variety of spectrum tube length to used, but works best with 27 cm. The recessed contacts provide a layer of safety keeping the sockets away from accidental...
These laboratory scoops are made from high quality stainless steel and are available in two sizes: 5 oz. and 52 oz.
Black Wax for dissecting trays. Available in 1 or 5 pound sizes.
Help students to investigate the force on an object in circular motion with this convenient kit. Through a series of simple demonstrations, students will better understand the relationship between the radius of the circular motion, the velocity of the moving object, and the external force required...
This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in a out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure. Length: 14", barrel diameter 1"; shipping weight 1 Lb.
Clear polystyrene plate features 24 each 5/8" This well plate is an indispensable tool for conducting assays and culturing cells in lab settings. It features multiple wells, allowing for parallel processing of samples. Made from high-quality materials, it ensures compatibility with a wide range of...
The Laser Diffraction Kit lets students create, view, and measure diffraction and interference patterns. The kit includes two laser pointers - red and green - along with a convenient mounting base and a slide set of diffraction objects. Two of the included slides have various double slit patterns....
Polypropylene rack is designed to hold six Nessler cylinders. Flat lower deck is white to provide a reflective surface. Chemical and corrosion resistant rack can be autoclaved at 121°C (250°F).
This versatile spring scale can be used to measure forces using push or pull functions, or to weigh a suspended object from the large hook. Includes a zero adjustment screw and a metal suspension ring. Available in six color-coded sizes.
Pre-cleaned borosilicate glass test tubes without rims. Tubes can be used for hot or cold applications, are reusable, and can be autoclaved.
Nessler cylinders are used for comparison of color and turbidity between solutions or as reaction vessels. Made from borosilicate glass and calibrated to Class A standards. Include an optically plane bottom as well as markings for nominal stroke volume and halfway mark.
These rugged autoclavable storage boxes are molded in polycarbonate, and can be used at temperatures of -150°C to 121°C. Designed to hold 100 each 0.5ml microcentrifuge tubes, or 64 each 1.5ml tubes. The numbered grid on transparent lid is keyed in one position to prevent misalignment. Lid...
Well-constructed and attractive electric bell model mounted on a clear acrylic plate and a finished wooden stand. Functional parts are clearly seen. Operates on 6V d.c. with on/off switch, adjustable contact screw, and binding posts for easy connection.
Demonstrate plate tectonic principles, plate boundary interactions and the geometry and relative motions of faulting of geologic layers using 3-D manipulative models. Versatile kit contains a Fault Model Set of 5 manipulatives and a Tectonics Sand Layer Model. Use the Fault Model Set to demonstrate...
This easy to set up, inexpensive device was designed by teachers in order to collect the correct proportions of hydrogen and oxygen from the electrolysis of water. Its unique design helps correct issues such as falling test tubes perched over unsteady electrodes and gases escaping due to poor...
UniStore™ Wide Mouth Square Bottles are available in different materials and sizes for multiple applications. The high-density polyethylene bottles (HDPE) have excellent chemical resistance to most acids, bases, and alcohols. The square design allows the bottles to nest together for more...