HM Waterproof pH Meter .01 resolution PH-200 *Special order* Quantanium while the increased photosynthesis also

while the increased photosynthesis also allowed for greater uptake from the nutrient reservoir

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HM Waterproof pH Meter .01 resolution PH-200 *Special order* Quantanium while the increased photosynthesis also*Special order: contact us for current pricing.* Product Description: HM Digital's PH 200 is a digital waterproof pH meter (aka pH tester or pH pen) that is ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. It is fast acting, features amazing