Counting Devices
Eisco™ Handheld Tally Counter
Handheld Tally Counter - Ideal for any application where keeping track of an individual unit count is required.
Vernier Drop Counter
Digital sensor used for performing accurate, automatic titrations.
Science First AC Recording Timer Accessories: Carbon Discs
Accessory for AC Recording Timer.
Learning Resources, Inc Primary Calculator
Learning calculator skills is easy.
AquaPhoenix Scientific Basic Function Calculator
A reliable, dual-powered calculator with a clear LCD screen—perfect for basic math functions in the classroom or office.
Learning Resources, Inc Calc-U-Store™ Pocket Chart
Holds up to 35 student calculators in clear pockets.
Beckman Coulter Isoton II Diluent 10 Liter
Buffered saline with preservatives isotonic diluent and sheath fluid for hematology applications on analyzers, maintains cell volume and size for accurate hemocytometry and cell counting.
Texas Instruments Inc Texas Instruments™ TI-84 Plus and Plus Silver Calculators
Preloaded with interactive geometry software and more.
Texas Instruments Inc Texas Instruments™ TI-36X Pro Solar Calculator
Ideal for high school through college courses including Algebra 1 and 2, Geometry, Trigonometry, Statistics, Calculus and Biology, as well as curricula in which graphing technology is not permitted.
Texas Instruments Inc Texas Instruments TI-30X IIS Scientific Calculators
Students can broaden their exploration of math and science concepts.
Texas Instruments Inc Texas Instruments™ EZ-Spot Teacher Packs
Help reduce theft of school-owned graphing calculators.
Texas Instruments Inc Texas Instruments™ TI-34 Calculator
Two-line display with fraction capability helps with exploring math and science concepts.
Texas Instruments Inc Texas Instruments™ TI-83 Plus Graphing Calculator
Applications can be installed and customized for classroom needs.
Polysciences, Inc. Fluoresbrite BB Carboxylate Microspheres 10.00 um, 2 mL
Fluoresbrite carboxylate microspheres are fluorescent monodispersed polystyrene microspheres that have carboxylate groups on their surfaces which can be activated for the covalent coupling of proteins. Polysciences Fluoresbrite particles are used worldwide in phagocytosis and neural retrograde transport studies, and as markers for cell bound antigens. These microspheres are packaged as 2.5% aqueous suspensions.
Beckman Coulter Aperture Concentration Control (1 x 20 mL)
Aperture instrument concentration control, Composition: Glycerol and Formaldehyde, CAS Number: 56-81-5 and 50-00-0, % by Weight: >10 and 1, Physical State: Liquid, Color: Colorless, Transparency: Clear, Odor: Odorless, Odor Threshold: Forma