[Polarographic determination of iron, copper and zinc in one batch of biological material without their preliminary separation].
D003300:Copper / Q000032:analysis*; D007501:Iron / Q000032:analysis*; D008722:Methods; D011048:Polarography; D015032:Zinc / Q000032:analysis*
D003300:Copper; D007501:Iron; D015032:Zinc
Poliarograficheskoe opredelenie zheleza, medi i tsinka v odnoĭ naveske biologicheskogo materiala bez predvaritel'nogo ikh razdeleniia.