Validation Log
2026-02-22 08:06:20.048167
mwtab Python Library Version: 2.0.0
Source:        https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN007664/mwtab/json
Study ID:      ST004563
Analysis ID:   AN007664
File format:   json
Status: Contains Validation Issues
Number of Issues: 14

Number of Warnings: 12

Number of Value Errors: 13

Number of Consistency Errors: 0

Number of Format Errors: 1

Issue Log:
Error: The value, "40°C", in ["CHROMATOGRAPHY"]["COLUMN_TEMPERATURE"] 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.
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][0] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][1] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][2] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][3] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][4] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][5] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][6] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][7] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][8] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][9] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][10] has the following duplicate keys in its Factors:
	"Sample source"
Warning: The SSF at ["SUBJECT_SAMPLE_FACTORS"][11] has the following duplicate keys in its Factors:
	"Sample source"
Error: The ["MS_METABOLITE_DATA"]["Metabolites"] table does not have a column for "Metabolite". It is likely misspelled or using a common incorrect substitute.