$274.00
SE
BANTE DO100 type dissolved Oxygen electrode film laminating dissolved Oxygen electrode
Polarographic, saturated output 400 nA ( +/- 25%), zero output < 1%, operating Environmental temperature 0~80 ℃, 32~ 176 ° F, shell material epoxy resin

$158.00
SE
BANTE 502 ORP electrode for measurement of weak Oxidation-reduction potential
Ring platinum, Operating Environmental temperature 0~80 ℃, 32~ 176 ° F, Reference type Ag/AgCl, Liquid interface type PTFE, Housing material PC

If you don't know how to choose "STIP-scan", please consult customer service.