Buffer solutions

To test redox (ORP) of electrodes. Supplied in bottles as indicated....

Supplied in packs of 250ml....

Guarantee of accuracy

• Certificate including the actual value and expiry date
• Certified traceable to primary SRM from NIST/PTB
• Resistant to microbes
• Convenient 250 ml/500 ml plastic bottle with built-in calibration compartment
• Economical, since less buffer is used per calibration
• Certified pH value of one for the pH measurement accredited DKD laboratory

Clear, Colourless pH Buffer Solutions. Tested and ISO17025 Certified at 20 °C, supplied with a detailed Certificate of Analysis which outlines traceability to N.I.S.T. Temperature dependence data is printed on the label as are lot numbers and expiry dates. Containers made of HDPE....

250 ml bottle, screw cap and seal. Please order KCl solution separately....

To DIN/NIST. Supplied in 250ml bottles. Tolerance ±0.02 pH....

For refilling or replacing reference electrolyte. Supplied in 250ml DURAN ^® bottles....

Coloured pH buffer solutions. Tested and ISO 17025 certified at 20 °C. Uncertainty of measurement ±0.01 pH. Supplied with a detailed Certificate of Analysis which outlines traceability to N.I.S.T. Temperature dependence data is printed on the label as are lot numbers and expiry dates....

Cleaning, rinse, regeneration and storage solution. Designed to extend the useful life of pH electrodes....

Bridge electrode for reference electrodes as well as combined ISE electrodes of the 800 series for adaptation to the sample composition....