Hydroponics 4-Way Test Kit, Maintain proper nutrient balances and achieve optimum growing conditions in soil-less systems. Test for pH and three key nutrient factors, Applications: Soil, Environmental Education, Model HP-1, approximately 50 tests each.
System 5* Portable 5 Cuff Sphyg, Color: Navy, A multi-pocketed, heavy duty 600D nylon attach style case that keeps each component securely in place, yet instantly accessible, Ambidextrous trigger release air valve, Measures 10 x 9x 4 in, Weight: 2 1/2 lb
Calibration Test Kit, Y tubing with inflation bulb, valve, and various connectors to permit testing of accuracy for aneroids or mercury sphygs against unit of known accuracy, Not made with natural rubber latex, Assembled in the USA
HOBO* Water Level Data Logger, titanium, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 3-point NIST, 100 Foot Depth
Advantage* Ultra, Wrist Digital BP Monitor, Color: Navy, Measures systolic, diastolic pressure, and pulse, Wrist cuff fit 5.3in to 7.7in wrists, Smart Logic Technology, ideal inflation level, British Hypertension Society(BHS) AA rating, Size: Adult(13.5-19.5cm)
HOBO* Water Level Data Logger, titanium, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 3-point NIST, 250 Foot Depth
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
Print…
List View
Easy View (new)
Facebook
Twitter
YouTube
Pinterest
Instagram