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THE PAL-UREA MEASURES THE CONCENTRATION OF DIESEL EXHAHUST FLUID (DEF)
Water = 0% Brix
and seafood
All units calibrate with water or a refractive index (nD) standard
This unit is in NEAR PERFECT CONDITION
Hanna HI 755 Checker Marine Salt Water Alkalinity Photometer HI755 Colostrum Quality THE PAL-UREA MEASURES THE CONCENTRATIONItem Description: Brand New Hanna Instruments HI 755 CheckerHC Alkalinity Photometer 0 300ppm(mg l) Improve the accuracy of your results for your saltwater aquarium with our simple handheld colorimeter. Our alkalinity colorimeter closes the distance between alkalinity test kits and advanced instrumentation. Standard test kits are limited with accuracy since they depend upon the human eye to discern colors. Our handheld colorimeter eliminates the