Validation Log
2026-03-15 07:45:24.599574
mwtab Python Library Version: 2.0.0
Source:        https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN006859/mwtab/txt
Study ID:      ST004137
Analysis ID:   AN006859
File format:   txt
Status: Contains Validation Issues
Number of Issues: 44

Number of Warnings: 0

Number of Value Errors: 43

Number of Consistency Errors: 0

Number of Format Errors: 1

Issue Log:
Error: An empty value or a null value was detected for the subsection, "GENOTYPE_STRAIN", in the "SUBJECT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "49-80", for the subsection, "AGE_OR_AGE_RANGE", in the "SUBJECT" section should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['weeks', 'days', 'months', 'years']. Ignore this when more complicated descriptions are required.
Error: The value, "Not recorded", for the subsection, "WEIGHT_OR_WEIGHT_RANGE", in the "SUBJECT" section should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['g', 'mg', 'kg', 'lbs']. Ignore this when more complicated descriptions are required.
Error: The value, "Not recorded", for the subsection, "HEIGHT_OR_HEIGHT_RANGE", in the "SUBJECT" section should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['cm', 'in']. Ignore this when more complicated descriptions are required.
Error: The value, "Male and female", for the subsection, "GENDER", in the "SUBJECT" section should be one of "Male", "Female", "Male, Female", "Hermaphrodite", or "N/A". Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "HUMAN_INCLUSION_CRITERIA", in the "SUBJECT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "HUMAN_EXCLUSION_CRITERIA", in the "SUBJECT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "SPECIES_GROUP", in the "SUBJECT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "ADDITIVES", in the "COLLECTION" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "TREATMENT_PROTOCOL_COMMENTS", in the "TREATMENT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "NA", for the subsection, "TREATMENT_DOSEDURATION", in the "TREATMENT" section should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['h', 'weeks', 'days']. Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "TREATMENT_VEHICLE", in the "TREATMENT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "HUMAN_FASTING", in the "TREATMENT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "HUMAN_ENDP_CLINICAL_SIGNS", in the "TREATMENT" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "SAMPLE_RESUSPENSION", in the "SAMPLEPREP" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "SAMPLE_DERIVATIZATION", in the "SAMPLEPREP" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "SUBCELLULAR_LOCATION", in the "SAMPLEPREP" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "50℃", 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: An empty value or a null value was detected for the subsection, "METHODS_FILENAME", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "10 µL", for the subsection, "SAMPLE_INJECTION", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['μL', 'uL']. Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "METHODS_ID", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "NA", for the subsection, "COLUMN_PRESSURE", 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: ['psi', 'bar']. Ignore this when more complicated descriptions are required.
Error: The value, "4℃ (autosampler)", for the subsection, "INJECTION_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'] or "room temperature". Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "INTERNAL_STANDARD_MT", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "RETENTION_INDEX", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "RETENTION_TIME", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "SAMPLING_CONE", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "4000 V (Positive), 3000 V (Negative)", for the subsection, "CAPILLARY_VOLTAGE", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['V', 'kV']. Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "MIGRATION_TIME", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "OVEN_TEMPERATURE", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "RUNNING_BUFFER", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "NA", for the subsection, "RUNNING_VOLTAGE", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['V', 'kV']. Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "SHEATH_LIQUID", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "TIME_PROGRAM", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "NA", for the subsection, "TRANSFERLINE_TEMPERATURE", in the "CHROMATOGRAPHY" section should be a number 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: An empty value or a null value was detected for the subsection, "WASHING_BUFFER", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: An empty value or a null value was detected for the subsection, "WEAK_WASH_SOLVENT_NAME", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "NA", for the subsection, "WEAK_WASH_VOLUME", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['μL', 'uL']. Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected for the subsection, "STRONG_WASH_SOLVENT_NAME", in the "CHROMATOGRAPHY" section. Either a legitimate value should be provided for this subsection, or it should be removed altogether.
Error: The value, "NA", for the subsection, "STRONG_WASH_VOLUME", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['μL', 'uL']. Ignore this when more complicated descriptions are required.
Error: The value, "NA", for the subsection, "TARGET_SAMPLE_TEMPERATURE", in the "CHROMATOGRAPHY" section should be a number 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 value, "NA", for the subsection, "SAMPLE_LOOP_SIZE", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['μL', 'uL']. Ignore this when more complicated descriptions are required.
Error: The value, "NA", for the subsection, "SAMPLE_SYRINGE_SIZE", in the "CHROMATOGRAPHY" section should be a number followed by a space with a unit (ex. "5 V") from the following list: ['μL', 'uL']. Ignore this when more complicated descriptions are required.
Error: Unknown or invalid subsection, "SOLVENT_C", in the "CHROMATOGRAPHY" section .