Buffer Solutions

Our Buffer Solutions Products are essential for calibrating pH meters and ensuring accurate water testing results. These solutions maintain a stable pH value, allowing your equipment to deliver precise readings every time. Ideal for laboratories, pools, aquariums, and industrial systems, our buffer solutions are easy to use and come in a variety of standard values—helping you keep your water testing reliable, consistent, and effortless.

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70 products

Hanna Instruments HI-7006L pH 6.86 Buffer Solution, 500 mL bottle
Palintest Buffer Solution, pH7, 60mL
HACH pH Buffer Solution, pH 10.01, 500 mL
HACH pH Buffer Solution, pH 4.01, 500mL
HACH pH Buffer Solution, pH 7.00, 500 mL
Save £1.82
Hanna Instruments HI-5068 pH 6.86 Technical Buffer Solution, 500ml with certificate
Save £1.72
Hanna Instruments HI-7009L pH 9.18 Buffer Solution, 500 mL bottle
Save £3.46
Hanna Instruments-9828-25 Quick calibration solution, 500ml
Eutech Clear pH 1.68 Buffer Solution 480ml
Save £2.13
Hanna Instruments HI-70007P PH 7.01 BUFFER SACHETS, 25 X 20 ML SACHETS
Eutech 442 Conductivity Solution 480ml
pH10 Buffer Solution (Coloured)pH10 Buffer Solution (Coloured)
Save £1.12
Hanna Instruments-770710P Combination Buffer Kit 10.01 & 7.01 pH  5 x 5 20ml SachetsHanna Instruments-770710P Combination Buffer Kit 10.01 & 7.01 pH  5 x 5 20ml Sachets
Sold outSave £1.67
Hanna Instruments 500ml 80 000uS bottle of Conductivity solution
Thermo Scientific 300 ppm 442 Conductivity Solution
Eutech pH 7.00 buffer sachets (NIST traceable)-Expiry 08/2021
Eutech pH 7.00 buffer sachets (NIST traceable)Eutech pH 7.00 buffer sachets (NIST traceable)
Eutech pH 4.01 buffer sachets (NIST traceable)Eutech pH 4.01 buffer sachets (NIST traceable)
Lovibond DPD 3 Solution (Red bottle)
Save £11.32
ORP 263 mv Calibration Solution 500ml
Palintest
ORP 263 mv Calibration Solution 500ml Sale price£64.18 Regular price£75.50