$59.95 Hanna HI 764 Checker Marine Nitrite Photometer COLORIMETER Item Description: Atago Master Series

Item Description: Atago Master Series Refractometer MASTER-a (Alpha) 0-33% Brix

This listing of for a pH Buffer 3-Pack - 4

Item Description: RSG-100ATC Portable Brix & Beer Wort Specific Gravity Refractometer (0-32% Brix & 1

including a pH electrode with a built-in temperature sensor

5480 - e-mail: nisupply@gmail

$59.95 Hanna HI 764 Checker Marine Nitrite Photometer COLORIMETER Item Description: Atago Master SeriesItem Description: Brand New Hanna Instruments HI 764 CheckerHC Nitrite Photometer 0 200 ppb FINALLY! A SIMPLE LOW LEVEL NITRITE TEST! Hanna HI 764 Checker Colorimeter SPECS: Range 0 200 ppb Resolution 1 ppb Precision 10 ppb 4% of reading @ 25C 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. 5V AAA Auto off After 2 minutes of non use and after read Dimensions