WP DJ pHTestr20

Suitable for most ASTM and EPA test procedures Double junction electrode ideal for dirty water, heavy sulfides, tris buffers and organics Increased reference gel volume offers significantly longer electrode life Certifiable to IP67 standards waterproof and dust=proof housing floats Replaceable sensor lets you reuse same meter body, saving you money Automatic temperature compensation Three point push-button calibration Now you can have high 0.01 pH accuracy in a waterproof pocket-sized instrument! These instruments also feature a double junction electrode that is ideal for dirty water and solutions with heavy metals or other contaminants. Testr features a waterproof, dust-proof housing that protects your instrument from rugged field or plant environments.