Reagent kit for 25 Marine Calcium Tests The reagent has a part A (liquid) and part B (powder).
For use with Hanna Instruments Checker Marine Calcium Colorimeter ( HN1187 )
Digital Aquatics pH Calibration Kit Included:
2 x 7.0 pH packets
2 x 10.0 pH packets
0.00 and 1.00 ppm standards (iron) for Hanna Checker HI721: Iron
Great for testing proper functionality of your Hanna Checker HI721 Checker.
1 bottle each of 1 ppm, 10 ppm and 100 ppm nitrate calibration fluids.
1 bottle each of 100 ppm and 1,000 ppm calcium calibration fluids. The calcium monitor fluid kit is used to re-calibrate your PinPoint Calcium Monitor. It can also be used to validate the readings from your calcium test kits...