[Spectrographic determination of trace elements in natural water using government reference standards].
D012015:Reference Standards; D013057:Spectrum Analysis / Q000379:methods; D014131:Trace Elements / Q000032:analysis*; D014586:USSR; D014867:Water / Q000032:analysis*
D014131:Trace Elements; D014867:Water
Spektrograficheskoe opredelenie mikroélementov v prirodnykh vodakh s ispol'zovaniem gosudarstvennykh standartnykh obraztsov.