Marina T Connector allows to split air coming from the air pump into two even and constant air streams to separate air-driven devises in aquarium. The plastic and non-corrosive connector is safe for use in salt water aq
Ekman* Tall Kit includes Grab Tall SS 6x6x9, split messenger (11 oz), Polyester 3/16in line 100ft and carrying case, Scoops overlap to reduce sample loss, Quantitative and qualitative samples of macroscopic fauna
VWR Temperature range is -76 to 1022F and -60 to 550C. Resolution is 0.1deg Accuracy is +/-2C or 2% of reading Dual lasers indicate the outer diameter of the surface area being measured and the white LED light illuminates the surface.
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.
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.
VWR* Thermometer with Clock and Humidity Monitor Displays all three measurements. Measures ambient temperatures in [degree]C and F. Humidity range: 20-90%. High/low temperature and humidity memory. NIST traceable. 10.8Wx5.7Hx1.3Dcm.
Economical, lightweight thermometer is ideal for monitoring temperatures in storerooms, labs, offices, and hoods. The see-through LCD updates every 30 seconds and features large 1.3cm (1/2in) digits.
Range: -50 to 300[degree]C. Accuracy: +-1[degree]C. 4.4dia.x1.3Dcm. Reads [degree]C or [degree]F. NIST Traceable certificate from an ISO 17025, A2LA accredited calibration laboratory. Includes probe with 3m cable, magnet, suction cups, Velcro* fastener, and battery.
Atmospheric Mat with Hook, Measures 10.5 x 10.5 In, durable, thick rubber mat has a simple design that demonstrates a powerful concept - Atmospheric Pressure
Water Sampler, No tangled lines with efficient, economical sampler, single line deploys and triggers the collection of 1.5 l water sample from any convenient depth in lakes, rivers, or ponds, flow-through design al
Kit Air Racer Activity, Single, Utilize the design and engineering process, Encourage creativity, critical thinking and problem solving, Learn about electricity, blade angle, and propeller design, Apply the scientific method, Innovate (design, build and evolve design)