German import hospital total residual chlorine PH detector portable pool urea effective chlorine test analyzer

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Color classification:: Total Residual Chlorine Detector 0-10mg L Total Residual Chlorine Detector 0-20mg L Residual Chlorine Total Residual Chlorine Detector 0-10mg L Residual Chlorine Detector 0-20mg L Residual Chlorine Detector 0-8mg L120 Residual Chlorine Detector 0-8mg L120 Times Residual Chlorine PH Detector 0-8mg L120 Ozone Detector 0-4mg L110 Times Water Hardness Detector 0-500mg L50 Times Urea Detector 0.1-2.5mg L50 times German general amount poolLAB1.0 more chlorine PH cyanuric acid urea four-in-one detector British Berinda PoolTEST-6CN + residual chlorine detector 0-3mg L residual chlorine detector 0-10mg L residual chlorine detector 0-20mg L ozone detector 0-6mg L chlorine dioxide detector 0-20mg LPH portable detector pool urea detector effective chlorine detector (0-60%)