diff --git a/beamtime/electrochemistry/io.py b/beamtime/electrochemistry/io.py
index f688e90..f6d4f2a 100644
--- a/beamtime/electrochemistry/io.py
+++ b/beamtime/electrochemistry/io.py
@@ -31,4 +31,47 @@ def clean_battsmall_data(df, t='ms', C='mAh/g', I='mA', U='V'):
 	df: A cleaned up DataFrame with desired units and additional column about charge/discharge.
 	'''
 
-	
\ No newline at end of file
+
+
+
+
+
+
+
+def unit_conversion(df, t, C, I, U):
+
+
+	# Get the units used in the data set
+	t_prev = df.columns[0].split()[-1].strip('[]')
+	U_prev = df.columns[1].split()[-1].strip('[]')
+	I_prev = df.columns[2].split()[-1].strip('[]')
+	C_prev_num, C_prev_den = df.columns[4].split()[-1].strip('[]').split('/')
+
+	# Define matrix for unit conversion for time
+	t_units_df = {'h': [1, 60, 3600, 3600000], 'min': [1/60, 1, 60, 60000], 's': [1/3600, 1/60, 1, 1000], 'ms': [1/3600000, 1/60000, 1/1000, 1]}
+	t_units_df = pd.DataFrame(t_units_df)
+	t_units_df.index = ['h', 'min', 's', 'ms']
+
+	# Define matrix for unit conversion for current
+	I_units_df = {'A': [1, 60, 3600, 3600000], 'mA': [1/60, 1, 60, 60000], 'uA': [1/3600, 1/60, 1, 1000]}
+	I_units_df = pd.DataFrame(I_units_df)
+	I_units_df.index = ['A', 'mA', 'uA']
+
+	# Define matrix for unit conversion for voltage
+	I_units_df = {'A': [1, 60, 3600, 3600000], 'mA': [1/60, 1, 60, 60000], 'uA': [1/3600, 1/60, 1, 1000]}
+	I_units_df = pd.DataFrame(I_units_df)
+	I_units_df.index = ['A', 'mA', 'uA']
+
+	# Define matrix for unit conversion for capacity
+	C_units_df = {'Ah': [1, 60, 3600, 3600000], 'mAh': [1/60, 1, 60, 60000], 'uAh': [1/3600, 1/60, 1, 1000]}
+	C_units_df = pd.DataFrame(C_units_df)
+	C_units_df.index = ['Ah', 'mAh', 'uAh']
+
+	
+
+
+
+
+
+
+