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Compatible with the following OHAUS pH Meters: pH Meter ST2100-B (Cat#41-1006) ; pH Meter ST2100-E (Cat#41-1007) ; pH Meter ST2100-F (Cat#41-1008) ; pH Meter ST300 (Cat#41-901) ; pH Meter ST300-B (Cat#41-900) ; pH Meter ST300-G (Cat#41-902) ; pH Meter ST3100-B (Cat#41-1002) ; pH Meter ST3100-F (Cat#41-1003) ; pH Meter ST5000-B (Cat#41-1000) ; pH Meter ST5000-F (Cat#41-1001) ; Multi-Parameter Analyzer ST3100M-B (Cat#41-1009) ; Multi-Parameter Analyzer, ST3100M-F (Cat#41-1010) ; Multi-Parameter Analyzer, ST3100M-N (Cat#41-1011)

Compatible with the following OHAUS Electrodes: pH Electrode ST210 (Cat#41-2000) ; pH Electrode ST230 (Cat#41-2001) ; pH Electrode ST310 (Cat#41-2002) ; pH Electrode ST320 (Cat#41-2004) ; pH Electrode STMICRO5 (Cat#41-2006) ; pH Electrode STMICRO8 (Cat#41-2009) ; pH Electrode STPURE (Cat#41-2010) ; pH Electrode, ST260, EN (Cat#41-2003) ; pH Electrode, ST270 (Cat#41-2008) ; pH Electrode, ST350, EN (Cat#41-2005) ; pH Electrode, STSURF, EN (Cat#41-2011)