Essentials Calibration Solution - 250ml Essentials Calibration Solutions, necessary to calibrate pH & EC/CF meters, For super accurate calibration use these solutions at 25 degrees centigrade and never keep an opened bottle for more than 6 months. £2.99
Essentials Calibration Solution - 1 litre Essentials Calibration Solutions, necessary to calibrate pH & EC/CF meters, For super accurate calibration use these solutions at 25 degrees centigrade and never keep an opened bottle for more than 6 months. £9.99
Essentials calibration fluid 30ml sachet used for calibrating ec pens and metres, ec metres should be calibrated regulary to ensure accurate and precise readings!
£0.99
HM Digital TDS Ec Meter Calibration Fluid HM Digital Tds Calibration Solution for calibrating digital ec meters and wands, ensure your digital meter is completely accurate by regularly testing with calibration fluid £4.99
.jpg)
