[On simplifications in the determination of DDT by the Schechter-Haller method].
D003124:Colorimetry; D003634:DDT / Q000032:analysis*; D007202:Indicators and Reagents; D009566:Nitrates
D007202:Indicators and Reagents; D009566:Nitrates; D003634:DDT
Ob uproshcheniiakh opredeleniia DDT po metodu Shekhtera i Gallera.