Hanna HI7042S Electrolyte Fill Solution for Galvanic DO Probes (30 mL) eco-friendly and isobutylene calibration gas should

and isobutylene calibration gas should be replaced before its expiry date to keep ppb-level readings accurate

drift-free

Charging and PC communication cradle

Three sensors at once

Municipal and industrial wastewater and effluent discharge checks

Hanna HI7042S Electrolyte Fill Solution for Galvanic DO Probes (30 mL) eco-friendly and isobutylene calibration gas shouldThe Hanna HI7042S is the electrolyte fill solution for galvanic dissolved oxygen probes, supplied in a 30 mL bottle. Fresh electrolyte is added whenever you replace the membrane cap to keep DO readings fast and accurate. Key features Formulated specifically for Hanna galvanic DO sensors Replenish during routine membrane cap replacement for stable, low drift oxygen readings Convenient 30 mL bottle Use with: Hanna galvanic DO probes including the HI9147