title: [Photometric nitrate determination of spinach and spinach products with rhenium and  -furyldioxime].
mesh_terms: D005069:Evaluation Studies as Topic; D005504:Food Analysis; D007202:Indicators and Reagents; D008722:Methods; D009566:Nitrates / Q000032:analysis*; D010091:Oximes; D010783:Photometry; D000644:Quaternary Ammonium Compounds; D012211:Rhenium; D014675:Vegetables / Q000032:analysis*
chemical_list: D007202:Indicators and Reagents; D009566:Nitrates; D010091:Oximes; D000644:Quaternary Ammonium Compounds; D012211:Rhenium
vernacular_title: Photometrische Nitratbestimmung mit Rhenium und  -Furyldioxim in Spinat und Spinaterzeugnissen.