diff --git a/instruments/dictionaries/ICAD_NO2.yaml b/instruments/dictionaries/ICAD_NO2.yaml
deleted file mode 100644
index 5e6e0db..0000000
--- a/instruments/dictionaries/ICAD_NO2.yaml
+++ /dev/null
@@ -1,113 +0,0 @@
-table_header:
-  Start Date/Time (UTC):
-    description: Start date and time of the measurement in UTC
-    units: YYYY-MM-DD HH:MM:SS
-    rename_as: start_datetime_utc
-  Duration (s):
-    description: Duration of the measurement in seconds
-    units: seconds
-    rename_as: duration_seconds
-  NO2 (ppb):
-    description: NO2 concentration
-    units: ppb
-    rename_as: no2_concentration_ppb
-  NO2 Uncertainty (ppb):
-    description: Uncertainty in NO2 concentration
-    units: ppb
-    rename_as: no2_uncertainty_ppb
-  H2O (ppb):
-    description: H2O concentration
-    units: ppb
-    rename_as: h2o_concentration_ppb
-  H2O Uncertainty (ppb):
-    description: Uncertainty in H2O concentration
-    units: ppb
-    rename_as: h2o_uncertainty_ppb
-  CHOCHO (ppb):
-    description: CHOCHO concentration
-    units: ppb
-    rename_as: chocho_concentration_ppb
-  CHOCHO Uncertainty (ppb):
-    description: Uncertainty in CHOCHO concentration
-    units: ppb
-    rename_as: chocho_uncertainty_ppb
-  File Number:
-    description: File number
-    units: unspecified
-    rename_as: file_number
-  Light Intensity:
-    description: Light intensity
-    units: unspecified
-    rename_as: light_intensity
-  10_#ICEDOAS iter.:
-    description: Number of ICEDOAS iterations
-    units: unspecified
-    rename_as: icedoas_iterations
-  Cell Pressure:
-    description: Cell pressure
-    units: unspecified
-    rename_as: cell_pressure
-  Ambient Pressure:
-    description: Ambient pressure
-    units: unspecified
-    rename_as: ambient_pressure
-  Cell Temp:
-    description: Cell temperature
-    units: unspecified
-    rename_as: cell_temperature
-  Spec Temp:
-    description: Spectrometer temperature
-    units: unspecified
-    rename_as: spec_temperature
-  Lat:
-    description: Latitude
-    units: unspecified
-    rename_as: latitude
-  Lon:
-    description: Longitude
-    units: unspecified
-    rename_as: longitude
-  Height:
-    description: Height
-    units: unspecified
-    rename_as: height
-  Speed:
-    description: Speed
-    units: unspecified
-    rename_as: speed
-  GPSQuality:
-    description: GPS quality
-    units: unspecified
-    rename_as: gps_quality
-  0-Air Ref. Time:
-    description: 0-air reference time
-    units: unspecified
-    rename_as: zero_air_ref_time
-  0-Air Ref. Duration:
-    description: 0-air reference duration
-    units: unspecified
-    rename_as: zero_air_ref_duration
-  0-Air Ref. File Number:
-    description: 0-air reference file number
-    units: unspecified
-    rename_as: zero_air_ref_file_number
-  0-Air Ref. Intensity:
-    description: 0-air reference intensity
-    units: unspecified
-    rename_as: zero_air_ref_intensity
-  0-Air Ref. Rel Intensity:
-    description: 0-air reference relative intensity
-    units: unspecified
-    rename_as: zero_air_ref_relative_intensity
-  0-Air Ref. Intensity valid:
-    description: 0-air reference intensity validity
-    units: unspecified
-    rename_as: zero_air_ref_intensity_valid
-  MeasMode:
-    description: Measurement mode
-    units: unspecified
-    rename_as: measurement_mode
-  SampleSource:
-    description: Sample source
-    units: unspecified
-    rename_as: sample_source