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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
PAR: 2100 µmol/s
plus an extra one
Regular application can create an inhospitable environment for pests and pathogens
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While different companies use different scales to measure the air filter’s efficiency
HM Digital Waterproof pH Meter PH-200 fluorescent-lighting PAR: 2100 µmol/sHM Digital Waterproof pH Meter, PH 200 The PH 200 is a professional grade pH Temp meter ideal for all pH testing water. With its advanced microprocessor it provides highly accurate dependable readings in such applications as hydroponics, purification applications, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, and agriculture.
US$ 56.00
US$ 48.00
US$ 42.00
