Fertilizers. Determination of trace elements. Determination of cadmium, chromium, lead and nickel by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolution— 22 стр.
Fertilizers. Determination of trace elements. Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolution— 18 стр.