title: Letter: Phosphotungstic acid. "Schiff-reactive" but not a "glycol reagent".
mesh_terms: D000085:Acetates; D005069:Evaluation Studies as Topic; D006018:Glycols; D006651:Histocytochemistry; D008722:Methods; D008854:Microscopy, Electron; D010504:Periodic Acid; D010659:Phenylhydrazines; D010772:Phosphotungstic Acid; D013056:Spectrophotometry, Ultraviolet; D013194:Staining and Labeling; D013438:Sulfhydryl Compounds
chemical_list: D000085:Acetates; D006018:Glycols; D010659:Phenylhydrazines; D013438:Sulfhydryl Compounds; D010504:Periodic Acid; D010772:Phosphotungstic Acid