Quick view HM Digital HM Digital ORP-200 Waterproof ORP Meter MSRP: $155.14 $108.60 ORP-200: Waterproof ORP Meter Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring,... MSRP: $155.14 $108.60 Add to Cart The item has been added Add to Wish list Compare
Quick view HM Digital HM Digital Replacement Sensor for ORP-200 MSRP: $62.06 The HM Digital Replacement Sensor for ORP-200 is designed to restore and enhance the performance of your ORP-200 meter. This high-quality replacement sensor ensures accurate and reliable measurement... MSRP: $62.06 Add to Cart The item has been added Add to Wish list Compare
Quick view HM Digital COM-100 Waterproof EC / TDS / Temperature Combo Meter MSRP: $91.61 $76.16 Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology... MSRP: $91.61 $76.16 Add to Cart The item has been added Add to Wish list Compare
