diff --git a/src/EcoFOCIpy/io/nitrates_parser.py b/src/EcoFOCIpy/io/nitrates_parser.py
index 34f349e..0f5aaed 100644
--- a/src/EcoFOCIpy/io/nitrates_parser.py
+++ b/src/EcoFOCIpy/io/nitrates_parser.py
@@ -68,6 +68,6 @@ def FilterSuna(self,rmse_cutoff=0.00025):
         assert 'Fit RMSE' in self.data_frame.columns , 'Must provide a Fit RMSE column in data'
 
         self.data_frame = self.data_frame[self.data_frame['Fit RMSE'] <= rmse_cutoff]
-        self.data_frame = self.data_frame.resample('1H').median()
+        self.data_frame = self.data_frame.resample('1H').median(numeric_only=True)
 
         return self.data_frame
diff --git a/src/EcoFOCIpy/io/rcm_parser.py b/src/EcoFOCIpy/io/rcm_parser.py
index 5949db2..216e56f 100644
--- a/src/EcoFOCIpy/io/rcm_parser.py
+++ b/src/EcoFOCIpy/io/rcm_parser.py
@@ -105,8 +105,10 @@ def engr2sci_oxy(self,channel='chan8'):
         """
         if channel=='chan8':
             self.rawdata_df['oxy_conc'] = self.rawdata_df['chan8']*0.4883
+            self.rawdata_df['oxy_percentsat'] = self.rawdata_df['chan8']*0.1465
         elif channel=='chan7':
             self.rawdata_df['oxy_conc'] = self.rawdata_df['chan7']*0.4883
+            self.rawdata_df['oxy_percentsat'] = self.rawdata_df['chan7']*0.1465
 
     def engr2sci_temp(self,coefA=0,coefB=0,coefC=0,coefD=0):
         """
@@ -122,7 +124,7 @@ def engr2sci_pres(self,coefA=0,coefB=0,coefC=0,equationType='low',units='kPa'):
 
         """
         if equationType=='low':
-           self.rawdata_df['pressure'] =(coefA+coefB*self.rawdata_df['press_engr']+coefC*(self.rawdata_df['press_engr']**2))/10-10
+           self.rawdata_df['pressure'] =(coefA+coefB*self.rawdata_df['press_engr']+coefC*(self.rawdata_df['press_engr']**2))
            if units=='MPa':
                self.rawdata_df['pressure'] =self.rawdata_df['pressure']*100-10
            elif units=='kPa':