A solution with a set pH value of 4.00 - to be used for calibration of pH meters, monitors and controllers.
pH buffers are solutions of a known and fixed pH. These are used to calibrate pH meters. This should be done on a regular basis to ensure ongoing accuracy from the meter. A solution with a set pH value of 4.00 - to be used for calibration of pH meters, monitors and controllers.
IN STORE PRICE - £14
Bat Special is House & Garden's premium quality soil mix. It contains German black peat and Baltic white peat, both of which carry the RHP stamp.
Robust black bucket with handle and lid. Ideal for storage, these buckets are completely water tight.
IN STORE PRICE - £17
BioBizz All·Mix literally does it all for you – creating the optimum environment for plants to flourish throughout the year.
A solution with a set pH value of 4.00 - to be used for calibration of pH meters, monitors and controllers.
