Bluelab PH 4.0 Calibration Solution Ceramic metal halide rust and leaf spot

rust and leaf spot

or heavy fruit and flower load

Avoids nitrate leaching with (drain) water and keeps essential minerals available for plants

Power Si also increases nutrient absorption and bioavailability of all other nutrients by acting as an efficient transporter

Bluelab PH 4.0 Calibration Solution Ceramic metal halide rust and leaf spotHigh quality calibration solutions Effective, affordable pH calibration Bluelab pH 4. 0 Calibration Solution 250 500 ml is essential for use with all Bluelab pH products. All Bluelab solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your Bluelab products last longer and maintain accuracy. Product Features Benefits Contains 500 ml 16. 9 fl oz Boost your pH products longevity with