Pay in 4 interest-free payments of $45.43 Learn more
Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
EFI stands for Electronic Fuel Injection
Phosphorus plays a key role in root development
Light Dimensions: 11
We've incorporated the most sought-after features
protecting your plants from chlorine
HR+ COD Vials 0-15,000ppm HR+ Mercury-free (100 Count) X Nutrients Grow Spray 1 Gal EFI stands for Electronic FuelHigh Range Plus, COD vials comes in a cardboard box and contains 98 vials, enough to perform up to 97 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
