ORP Standard Solutions

HI7020L ORP Test Solution at 200/275 mV (@20°C) 1 x 500 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7021L ORP Test Solution at (240 mV @ 25°C/77°F) 1 x 500 mL Bottle by Hanna Instruments

ORP Solution for Platinum and Gold Electrodes. Reads 240 mV @ 25°C/77°F ORP standard solutions allow you to test the precision of ORP electrodes.

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7022L ORP Test Solution at 470 mV @ 25°C/77°F) 1 x 500 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7022 solution, you should read 470 mV @ 25°C/77°F.

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7091L Reducing Pretreatment Solution 1 x 500 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7092M Oxidizing Pretreatment Solution 1 x 230 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI8071 Electrolyte Solution, 3.5M KCl + AgCl 4 x 30 mL FDA Bottles by Hanna Instruments

The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure the correct electrode performance. This simple maintenance helps guarantee the efficiency and precision of your refillable electrodes.

Electrolyte solutions are also available in FDA compliant bottles.

HI7082 Electrolyte Solution, 3.5M KCl 4 x 30 mL Bottle by Hanna Instruments

The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure the correct electrode performance. This simple maintenance helps guarantee the efficiency and precision of your refillable electrodes.

Electrolyte solutions are also available in FDA compliant bottles.

HI8093 Electrolyte Solution, 1M KCl + AgCl 4 x 30 mL FDA Bottles by Hanna Instruments

The electrolyte level in refillable electrodes should be checked before performing any measurements. If the level is low, refill with the proper electrolyte solution to ensure the correct electrode performance. This simple maintenance helps guarantee the efficiency and precision of your refillable electrodes.

Electrolyte solutions are also available in FDA compliant bottles.

HI7020M ORP Test Solution at 200/275 mV (@20°C) 1 x 230 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7021M ORP Test Solution at 240 mV (@20°C) 1 x 230 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7022M ORP Test Solution at 470 mV (@20°C) 1 x 230 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7091M Reducing Pretreatment Solution 1 x 230 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

HI7092L Oxidizing Pretreatment Solution 1 x 500 mL Bottle by Hanna Instruments

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).

If the reading is outside the indicated interval, clean and condition your ORP electrode in HANNA® pretreatment solution. Use HI 7092 for oxidizing or HI 7091 for reducing pretreatment.

3.5M KCL Electrolyte Solution 460mL for Double Junction

3.5M KCL Electrolyte Solution Double Junction 230mL