Nu-Tech International products

Provides High Accuracy With A Low-Maintenance Tipping Bucket Design. This proven, self-emptying tipping bucket design meets World Meteorological Organization guidelines with an 8in diameter collector. The logger records accumulated rainfall during each interval, maximum of 2.55in per interval. User selected intervals are 1, 5, 10, 15, 30, 60 and 120 minutes. Logger capacity is 7,000 intervals. Use with SpecWare 6 Software for analysis and reporting. The logger is conveniently stored inside the rain collector. Accuracy: +/-2% @1.0in per hour. Mounting bracket and mounting hardware included. The user-replaceable 3-volt battery lasts 8 months.

Convenient, low cost system for teaching of photosynthesis research & cellular respiration measurements using the oxygen electrode. DW1/AD electrode chamber with base mounted S1 oxygen electrode disc. Oxyview electrode control unit with integral magnetic stirrer. Oxygen content of sample displayed as digital or percentage value. User-friendly configuration via a responsive 4 button control panel and a series of comprehensive menu screens. Analogue output for connection to a chart recorder or other external recording device. Minimal footprint (90 x 135mm) allowing multiple units where bench space is limited.