The use of formaldehyde to avoid artefacts in the chromatographic determination of keto acids.
D016477:Artifacts; D002845:Chromatography; D005557:Formaldehyde; D006801:Humans; D007651:Keto Acids / Q000032:analysis*; D007659:Ketones
D007651:Keto Acids; D007659:Ketones; D005557:Formaldehyde
KETONE ACIDS/determination