Buffer solutions

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

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

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....

Supplied in packs of 250ml....

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

For testing ORP electrodes. 427mV, pH7.
Supplied in pack 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

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

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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....