ORP buffer solution 650 mV 250 ml

Product description

ORP buffer solution 650 mV 250 ml for calibrating ORP probe and ORP meter

ORP buffer solution 650 mV 250 ml (650 mV at 25 °C) for precise calibration of your ORP probe or ORP meter. NIST traceable, certificate of analysis per lot. One bottle of 250 ml. The lot number and expiry date are on the label. This ORP buffer solution is also called ORP calibration solution.

• Never calibrate directly in the bottle.
• Pour a small portion into a clean glass or beaker.
• For the calibration process itself, always read the manual of your ORP probe, ORP meter or dosing system carefully.
• Never pour used buffer solution back into the bottle.
• ORP calibration solutions are corrosive, so never leave the ORP probe in the solution longer than necessary and rinse thoroughly after calibration.
• More details: ORP buffer solution 650 mV.

Also available as 60 ml.

When do you choose 650 mV?

You use 650 mV for high oxidation. The value is 650 mV ±5 mV at 25 °C.

Which ORP controller does this fit?

ORP buffer solution 650 mV fits most ORP controllers, including Sugar Valley, Hayward, Zodiac, AstralPool, Bayrol, Hanna, Milwaukee, Seko and Kripsol.

Storing ORP buffer solution 650 mV 250 ml

Store the solution cool, dry and tightly closed in its original packaging, upright, preferably at 5–25 °C, protected from frost and direct sunlight, and away from strong bases, strong oxidising agents, reducing agents or metals.

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