Water filtration equipment

WTW OXI 3205 portable oximeter + Cellox 325 probe With Cellox 325 probe Waterproof dissolved oxygen  (more)measuring instrument Battery type: 4 x 1.5 V AA rechargeable batteries or 4 x 1.2 V NiMH rechargeable batteries Compensation and correction of atmospheric pressure: Automatic from 500 to 1100 mbar Protection class: IP 67 Screen display: backlit graphic LCD Dissolved O2 measuring range: 0.00 to 90 mg/L Dissolved O2 accuracy: ±0.5% Dissolved O2 resolution: 0.01, 0.1mg/L Temperature precision/accuracy: ±0.1°C Working/Operating/Use Temperature: -5 to 50°C Net weight: 2KG

Chloride Portable Photometer HANNA HI96753 New equipment in its original packaging Chloride Range :  (more)0.0 a 20.0 mg/L (ppm) Chloride Resolution : 0.1 mg/L (ppm) Chloride Accuracy : ±0.5 mg/L ±6% de la lectura Chloride Method : Adaptación del método de tiocianato de mercurio (II) Total Chlorine Range : 0.000 to 0.500 mg/L Total Chlorine Resolution : 0.001 mg/L (ppm) Total Chlorine Accuracy : ±0.020 mg/L ±3% of reading Chlorine Method : adaptation of the USEPA method 330.5 Photometer/Colorimeter Light Source : tungsten lamp Photometer/Colorimeter Light Detector : silicon photocell with narrow band interference filter @ 525 nm Battery Type/Life : 9V battery Automatic Shut-Off : after ten minutes of non-use in measurement mode; after one hour of non-use in calibration mode; with last reading reminder Environment : 0 to 50°C (32 to 122°F); RH max 95% non-condensing Weight : 360g (12.7oz.) Dimensions : 193 x 104 x 69 mm (7.6 x 4.1 x 2.7”)