[Modification of a method for determining nitrates in food products].
D005504:Food Analysis / Q000379:methods*; D007202:Indicators and Reagents; D009566:Nitrates / Q000032:analysis*; D010084:Oxidation-Reduction
D007202:Indicators and Reagents; D009566:Nitrates
Modifikatsiia metoda opredeleniia nitratov v pishchevykh produktakh.