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houseplants
It’s 100% guaranteed to give you rewarding harvests
This incredible alloy is super cool
CSA Listed
Secure poly bonding -1
HM pH-200 ProbeTip/ReplacementSensor PH-200 Humitidy houseplants*This is the replacement sensor only!* 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 results
