The combined electrode is composed of platinumneedle indicating electrode and silver-chlorinated silver reference electrode. It is the measuring elements of ORP meter and water quality tester, using to measure the ORP of aqueous solution/water.

Specifications:
Material: PC
Range: 0-1999mV
Accuracy: ±5mV
Applicable temperature range: 5-70℃
Electrode potential: 245-270mv (15-30℃)
Internal resistance of the reference electrode: ≤10kΩ
Electrode stability: ±8mv/24
Type of electrode plug: Q9
Length of PH electrode line: approx. 0.7m / 27.5in
Item size: 155 * 20 * 20mm / 6.1 * 0.8 * 0.8in
Item weight: 50g / 1.8ounce
Package size: 180 * 45 * 23mm / 7.1 * 1.8 * 0.9in
Package weight: 75g / 2.6ounce

Packing List:
1 * ORP Electrode