Phosphate Ultra-Low Range (PPM) Reagent - 25 Tests - Hanna Instruments Skimmer 200-350 Gallons 5-2 times the system volume

5-2 times the system volume but not exceeding max feed rate of 5000GPH

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Phosphate Ultra-Low Range (PPM) Reagent - 25 Tests - Hanna Instruments Skimmer 200-350 Gallons 5-2 times the system volumeThe HI774 25 are the replacement reagents for the HI774 Phosphate Ultra Low Range Checker HC. These high quality reagents are manufactured in our state of the art facility and are clearly marked with the lot number and expiration date on each packet for traceability. Pre made reagents for ease of use Prepared with high purity chemicals Marked with expiration date and lot number for traceability The HI774 25 are high quality reagents that are pre