Double junction pH electrode MA911B/2 Back Catalog number: MA911B/2 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MA921B/1 Double junction orp platinum electrode MA921B/1 Price on request MI58P pH/ORP/Temp probe for pH58 Price on request SE510 Conductivity/TDS probe with 1meter cable SE510 Price on request