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18953084
(1)、0.5mm-100mm=Platinum wire ring electrode: Platinum wire diameter 0.5mm * Platinum wire ring straightened platinum wire length 100mm * PTFE electrode rod diameter 6mm * Conductive copper column diameter 2mm. The meaning of other specifications in the options is the same. (2)、0.5-230mmsalt bridge=Platinum wire ring electrode with salt bridge: Platinum wire diameter 0.5mm * Platinum wire ring straightened platinum wire length 230mm * Salt bridge outer diameter 6mm * Conductive copper column diameter 2mm.