VWR* Four-Channel Alarm Timer to 100 hours. 1.9cm digit LCD. Can set 4 separate channels. Stopwatch, time-out and time-of-day display. High decibel alarm. Memory recall. Magnetic back, flip-open easel, spring fastener and hole for use with lanyard. NIST Traceable
VWR Timing range is 99 hours, 59 minutes, 59 seconds. Resolution is 1 second. Accuracy is 0.01% Two channel Visual LED Alert flip-open easel, clip, and an opening for a lanyard
For low- to medium-range colorometric analysis of water quality. Ranges: 0-1 and 1-5ppm (DPD method). Includes 30 self-filling ampules, comparators, accessory solutions, snap cup and instructions.
Brush removes static charges that result adhesion of particles to an object. Designed with softest hairs available to prevent scratching. Conductive composite handle allows access to difficult places. Brush size is 1 inch with a 5-inch handle.
Robotics Smart Machines, Dimensions: 19.1 x 13 x 3.8in, Robotics is a vast, thrilling, and sometimes overwhelming interdisciplinary field involving physics, engineering, and computer science, This kit gives kids a simple, fun, and customizable introduction to robotics
Calculator features arithmetic functions, percent, three-key memory, square root, and floating decimal point. Solar-powered unit can be read in any light. Digit height is 1.9cm (3/4in). Large eight-digit display. Tough ABS plastic case.
Avenue* AEA Series Chair, Backrest: 15.5 in W X 14.5 in High, Seat: Saddle-Shaped Seat With Waterfall Front, 21 in W X 19 in D X 3 in T, Base: High-Profile, Euro-Style Cast Aluminum Base With 25.6 in Diameter, Seat Height: 19 in - 26 in, Esd Black Fabric Casters
Premium Ultra-Clean* Pure Aluminum Foil. Strong And Puncture Resistant. Can Withstand Extreme Heat And Cold And Has The Lowest Moisture-Vapor Transfer Rate Of All Wrapping Materials. Metal Tear-Off Bar For Ease In Achieving The Exact Size Needed. 12 In X 75 Feet.
Unit measures conductivity/total dissolved solids/temperature. Conductivity range is 0 to 1999 microsiemens and 0 to 19.99 millisiemens. Accuracy is +/-1% full scale +1 digit. Large 1/2 inch high LCD digits plus tough, waterproof ABS plastic housing.
Fluval Gravel Vac Multi-Substrate Cleaner-Small/Medium, Features: Effectively traps dirt and debris, Tube extension included for larger tanks and hard to reach areas, Use in freshwater and saltwater aquariums, Thumb-
Writes on glass, film, plastic, metal, porcelain, wood, rubber, and paper. Produces precise lines of 0.3mm width. Permanent ink dries in split second and is water- and fade-proof.
Reads [degree]C or F. Rotating 6.4mm LCD digital display. Stainless steel/plastic construction. Range: -50 to 280[degree]C. Accuracy: +-1.0[degree]C. Stem: 203Lx3.2diameter cm. 23.5cm overall. Resolution: 0.1[degree] from -20 to 200[degree]. NIST Traceable. With battery.