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.
Measures [degree]C/F. Range is -50 to 150[degree]C. Stainless steel probe. Has an accuracy of +-0.5[degree]C between -20 and 100[degree]C. Resolution is 0.1[degree] from -20 to 200[degree]C. Stem length: 20.3cm. With 1.5V silver-oxide battery. NIST traceable.
Human Body I: Moving and Controlling the Body Curriculum Learning Module which includes: Flip Chart Set; Student Learning Guide; Vocabulary Card Set; Curriculum Mastery Game; Interactive Multimedia Lesson; and Hands-On Neuron Pathways Lab.
Unit measures conductivity and 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.
Designed for clean-up of a broad range of chemicals. Absorbs water-based liquids, petroleum products and solvents. Perforated to minimize waste. Great for covering large areas. 15"X150' heavy-weight roll absorbs 20.5 gallons.
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.
Temperature Range -40 To 158 F. Accuracy: ¦1 C, Relative Humidity Range: 1 To 99%, Resolution: 0.1% Rh, Accuracy: ¦4% Between 20 To 80%, Size Is 4-1/8 X 4-1/8 X 1 inches, Weight Is 4-1/4 Ounces. Settable High/Low Alarm For All Four Readings. Nist.
For first aid/rescues. Keeps rescue victims warm and dry. Warm utility blanket is machine washable. Made of 70% wool, 30% synthetic fibers. Size: 157.2x208.2cm.
Reads [degree]F and C. Built-in clip. 6mm LCD. Readings updated every second. Range: -50 to 300[degree]C. Accuracy: +-0.2[degree]C. Stem length: 88.9mm. Stem diameter: 3.5mm. Overall length: 178mm. NIST traceable. Includes case and battery.
Measures [degree]C/F. Range is -50 to 250[degree]C. Stainless steel probe. Has an accuracy of +-0.5[degree]C between -20 and 100[degree]C. Resolution is 0.1[degree] from -20 to 200[degree]C. Stem length: 28.9cm. With 1.5V silver-oxide battery. NIST traceable.
Waterproof. Shockproof (up to 1.5m). Easy-to-read HeadsUp design. Temperature Range: -50 to 300[degree]C. Accuracy: +-0.4[degree]C between 0 and 100[degree]C, 1[degree]C elsewhere. Supplied with one silver-oxide battery and stainless-steel probe. NIST Traceable*.
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
Absorbent mat made of a polypropylene and cellulose blend to increase absorbency and disperse liquid evenly for exceptional retention, durability and floor gripping power. recycled.
Lamp with articulating arm provides perfect-focus, highly-defined view of surface details and illuminates uniformly over the field of observation. Illuminated units feature state-of-the-art LED lamp and providse bright.
Range: -58 to 158 F(-50 to 70 C). Resolution: 0.01 degree. Accuracy: +/-0.3 C. High-accuracy thermometer monitors refrigerator or freezer. Records time and date for min/max readings and has hi/lo alarm.
Absorbent mat made of a polypropylene and cellulose blend to increase absorbency and disperse liquid evenly for exceptional retention, durability and floor gripping power. recycled.
Unit measures airflow and temperature. ABS plastic housing with o-ring seal and membrane keypad keeps out dust and dirt. Features minimum/maximum readings, hold button and contrast 3/8-inch-high LCD digits.
Small, Lightweight. One-Handed Point-And-Shoot, Laser-Sighting Beam Permits Aiming Precisely At Target Surface. Use For Food, Pharmaceuticals, Electronics, Safety Inspection, And Any Liquid Or Solid. Range Is –76 To 932F And –60 To 500C.
Heat-it Kit, Group, lets you grow and engineer bacteria with a DNA plasmid that can be controlled with heat. Decide when you want the DNA program to turn on by choosing the temperature you grow the bacteria at, to create tree ring pat
Provides a sensitive measure of atmospheric pressure using triple scales. Reads pressure from 954 to 1073mbars with a resolution of 0.5mbar and accuracy of +-0.5% of reading. NIST Traceable. Weighs 453.6g.
Store up to 10 unique alarm events, high/low alarms, -50 to 70 degree C temperature range, 0. 25C accuracy, 0. 01 resolution, 1 SS probe, Traceable to NIST.
Three-point articulating arm holds up to three pH electrodes in selected positions. Fingertip control. Accepts all standard electrodes. Pivots 360[degree] and extends to 53cm. Weighted base. Spring counter-balance.
Dual range meter reads both Lux and Foot Candles. Analog output allows readings to be captured by any peripheral accepting mV signals. Fast response sampling rate, selectable display update rate, and data hold to freeze readings. NIST traceability certificate.
Absorbent mat made of a polypropylene and cellulose blend to increase absorbency and disperse liquid evenly for exceptional retention, durability and floor gripping power. recycled.
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