Bluelab Ph-4 Buffer Solution (250, or 500mLs) perlite No hormones

No hormones

this results in 40% greater preservation than the competition

CRYSTAL CLEAR COCO FLUSH

Includes pump

Nitrate-Nitrogen 2

Bluelab Ph-4 Buffer Solution (250, or 500mLs) perlite No hormonesBluelab Ph 4 Buffer Solution Bluelab Ph 4 Buffer Solution is used to calibrate the pH levels of your plants and make sure your Bluelab equipment is working correctly. The solution helps keep your Bluelab products accurate and last longer by referencing to high laboratory standards. It's important to calibrate and clean your pH measuring equipment at least once a month to get the most accurate readings. The calibration process involves setting the