Hanna HI 723 Checker High Range Chromium VI Photometer HI723 TDS Meter The MISCO DEF-201 refractometer is

The MISCO DEF-201 refractometer is the ideal method for testing and monitoring the concentration of urea-based Diesel Exhaust Fluid (DEF or AdBlue) required by diesel engines equipped with Selective Catalytic Reduction (SCR) technology

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Concentration and Testing

Model MASTER-URC/Nalpha Cat

comes with a LIGHTED DAYLIGHT PLATE

Hanna HI 723 Checker High Range Chromium VI Photometer HI723 TDS Meter The MISCO DEF-201 refractometer isItem Description: Brand New Hanna Instruments HI 723 CheckerHC Chromium VI HIGH RANGE Photometer 0 999ppb Reagents NOT Included FINALLY! A SIMPLE HIGH RANGE CHROMIUM VI TEST! HI 723 CheckerHC Handheld Colorimeter Chromium VI High Range Specs: Range 0 to 999 ppb Resolution 1 ppb Accuracy @ 25C 5% of reading 5 ppb Light Source LED @ 525 nm Light Detector silicon photocell Environment 0 to 50C (32 to 122F); RH max 95% non condensing Battery Type (1) 1.