Validation Log
2025-12-14 23:18:38.384645
mwtab Python Library Version: 2.0.0
Source:        https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN002400/mwtab/txt
Study ID:      ST001436
Analysis ID:   AN002400
File format:   txt
Status: Contains Validation Issues
Number of Issues: 16

Number of Warnings: 10

Number of Value Errors: 13

Number of Consistency Errors: 0

Number of Format Errors: 3

Issue Log:
Error: An empty value or a null value was detected for the subsection, "MS_COMMENTS", in the "MS" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "0.4 ml/min", for the subsection, "FLOW_RATE", in the "CHROMATOGRAPHY" section should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['mL/min', 'uL/min', 'μL/min']. Ignore this when more complicated descriptions are required.
Error: The value, "40", for the subsection, "COLUMN_TEMPERATURE", in the "CHROMATOGRAPHY" section should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['°C', 'C']. Ignore this when more complicated descriptions are required.
Error: The required property, "FLOW_GRADIENT", in the "CHROMATOGRAPHY" section  is missing.
Error: The required property, "SOLVENT_A", in the "CHROMATOGRAPHY" section  is missing.
Error: The required property, "SOLVENT_B", in the "CHROMATOGRAPHY" section  is missing.
Warning: SUBJECT_SAMPLE_FACTORS entry #1 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #2 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #3 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #4 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #5 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #6 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #7 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #8 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #9 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"
Warning: SUBJECT_SAMPLE_FACTORS entry #10 has the following duplicate keys in its Additional sample data:
	"RAW_FILE_NAME"