[Determination of pyridine in agricultural crops and fish].
D003124:Colorimetry / Q000379:methods; D005396:Fish Products / Q000032:analysis*; D005504:Food Analysis; D011725:Pyridines / Q000032:analysis*
D011725:Pyridines
Opredelenie piridina v sel'skokhoziaĭstvennykh kul'turakh i rybe