For counting blood cells, drops of liquid, inventory items, etc. HAND TALLY COUNTER 4 DIGIT

Ideal for hundreds of lab applications, including counting blood samples, taking surveys, laboratory inventory, counting total drops of liquid, receiving lab samples and tallying biomedical events. CELLRÄKNARE BRANNAN

Use this battery and solar-powered calculator anywhere. Cole-Parmer™ Texas Instruments™ TI-1795 SV Mini-Desktop Calculator features an angled SuperView™ display for easy viewing. POCKET CALCULATOR

With oversized, raised keys for easy operation 12-DIGIT COMPUTER

Change lab measurements to U.S. or metric in an instant SOLAR METRIC CONVERTER

Performs all arithmetic calculations CALCULATOR BIG DIGIT, SOLAR POWERED,oversized keys performs all arithmetic operations,

Solar-powered unit can be read in any light SOLAR CALCULATOR 12 DIGIT

CALCULATOR GRAPHING

Lightweight and easy to use. COUNTER KEY CHAIN WITH WRIST STRAPcount to 99,999, shock resistannt ABS plastic

POCKET-SIZED SCIENTIFIC CALCULATOR

Performs multiple conversions and calculator functions SOLAR POCKET METRIC CONVERTER

Combination marker/digital counter suits both laboratory and plant use COUNTER-PEN

Ideal for virtually all routine calculations performed in scientific labs, including square roots, percentages, and raising to powers SCIENTIFIC CALCULATOR

Tally counter desk unit 4 figure chrome platedcase push button, 1/Cs, MA: TBD

Solid-state construction and single, tactile-feel “click” button ensure accurate operation without gear and miscount problems COUNTER DIGITAL WITH NIST CERTIFICATE65mm x 42mm x 21mm 1 to 99999

With retractable measuring tape CLIPBOARD WITH BUILT-IN CALCULATOR, 8digit, solar powered, also includes pen, black

Quartz-crystal accurate timer is traceable to standards provided by NIST™ TIMER SKRIVSKIVA SPÅRBAR

Provides a wide variety of general purpose calculations and function keys. Azpack™ Casio™ Desktop Calculator includes rounding and decimal selectors as well as a rollover key for handling multiple calculations. CALCULATOR CASIO D20TER-SA-EH 12 DIGIT EXTRAlarge display, Euro conversion, tax & percentage

Provides basic level functions for young students. Azpack™ Casio™ Pupil Calculator is a great introduction to calculator usage. CALCULATOR SL460L-S BASIC LEVEL, 8 DIGIT DISPLAY,colour coded keys with slide-on protective case,