HR COD Vials 0-1500 ppm (150 Count) Bio-Fertilizer This ensures uniform light across

This ensures uniform light across the surface and deep into the roots and the base of the canopy for consistent

Built for demanding projects

and ergonomic design make it a valuable addition to any gardening toolkit

and Pallet Sizes

and general water transfer

HR COD Vials 0-1500 ppm (150 Count) Bio-Fertilizer This ensures uniform light acrossHigh Range, COD vials comes in a cardboard box and contains 150 vials enough to perform up to 149 tests, and instruction book. All COD Kits require the use of a Digestor Block and the V 2000 Photometer, an A 7325 COD Photometer, or a spectrophotometer capable of accepting a 16 mm round cell. Photometers sold separately. A fresh reagent ampoule blank must be prepared for each series of tests; therefore the number of samples that can be tested with each