ORP electrode , platinum , polypropylene , Diaphragm: ceramic , simply , gel , PG 13.5 screw
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Submersion EC Probe, Four-ring and Platinum Sensors.
Blackstone BL983322-1 Mini Conductivity Controller, 0 to 19.99 uS / cm, 115/230 V Water treatment, heating and air conditioning systems, cooling towers, surface technology, Simple industrial processes
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Flow-thru Conductivity Probe with or without DIN Connection and 3, 5 and 10 m cable.
This product has multiple variants. The options may be chosen on the product page
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ORP glass electrode with single diaphragm, designed for drinking water quality controls.
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Spare ORP Electrode for HI 981406 and HI 982401 ORP Indicators.
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Flow-thru monitoring ORP electrode with BNC connection and 3 m cable.
Blackstone BL983321-1 TDS (total dissolved solids) mini controller, 0.00 to 19.99 mg / L, 115/230V. Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
081-855-1842
02-541-4199
BL982411-1 ORP Mini Controller upto 1000mV - 230V 
เครื่องวัดปริมาณฟอสฟอรัส ช่วงต่ำมาก รุ่น HI736 
