edge Compatible Digital DO/Temperature Electrode spl_hi Perlite ore is a naturally

Perlite ore is a naturally occurring volcanic glass containing a small percentage of water

a powerful mycorrhizal inoculant

- Highly Efficient Double Ended Technology

each consisting of a round 2-gallon pot with ½" fittings

edge Compatible Digital DO/Temperature Electrode spl_hi Perlite ore is a naturallyThe HI 764080 is a digital dissolved oxygen electrode with built in temperature sensor. This ultra thin, Clark type polarographic electrode is designed for measuring DO in aqueous solutions and contains a built in microchip that stores sensor type, serial number, and calibration information. The sensor features a platinum cathode with a silver silver chloride anode, an integrated temperature sensor, and easily replaceable PTFE membrane caps. This