Bluelab PH buffer 4 250ml

Bluelab PH buffer 4 to be used for calibrating all Bluelab PH meters and pens.Make sure to use the Bluelab PH buffers for Bluelab products, as other buffers wont allow a precise calibration.- Ensure to decant a small amount into another container before...

Bluelab PH buffer 7 250ml

Blue Lab PH7 Calibration Solution 250ml for correct calibration of Blue Lab PH Pens and PH Meters

CS 2.76 250ml

Growth Tech CS 2.76 250ml .This buffer is used to calibrate EC and ppm meters to ensure that your meter is reading accurately .

Ph Probe Cleaner 250ml

Growth Tech PH Probe Cleanser 250ml used for cleaning your Ph probe to ensure correct readings .

Ph Up 250ml

Growth Tech PH Up 250ml .PH Up is used for raising or making the PH value in your aquaponic or hydroponic systems more alkaline