"power+supply"

Get ready to R-R-RUMBLE!!

This dropper bottle is made of translucent and low density polyethylene.

Disposable borosilicate glass culture tube with screw cap finish.

Internal thread provides the optimal sealing for storage at ultralow temperatures.

This chemical test kit uses an adaptation of the Nessler method to measure ammonia in fresh water. The test kit is supplied complete with all of the reagents and equipment necessary to perform approximately 25 tests.

This dropper bottle is made of translucent and low density polyethylene.

Laboratory support jacks are constructed of painted aluminum and stainless steel. The scissor jack design enables height adjustment with a simple turn of the knob.

This chemical test kit that uses the phenanthroline method to measure total iron in the medium range. This chemical test kit is supplied complete with all of the reagents and equipment necessary to perform approximately 50 tests.

This model shows the internal structure and operating principles of an air cooled two-stroke engine. All parts are aluminum and plastic. Ignition is shown via a small bulb. Carburetor and fuel supply are also sectioned. Hand crank is provided for manual operation. Mounted on a base.

Excellent for holding small objects securely.

This polypropylene tubes include blue HDPE leak-proof screw caps. The tubes and caps feature specially-designed flat threads for vacuum-type closure that is leak-free at a pressure of >700 mm Hg.

Petri dishes having a raised square grid on the bottom part. The grid consists of 36 small squares; each square is identified to facilitate special type counting or location of specimens. Supplied with top and bottom in sterile shelf packages. Size: 100 x 15mm.

Superior Barrier Bubble® air cellular cushioning offers great protection.

Scotch® Magic Tape is the original matte finish, invisible tape. It disappears on most papers so it's easy to scan and read documents.

Cross-shaped magnetic stirring bars.

High-quality color increases visual appeal to help make your documents stand out from the crowd.