Projekta Nr.ISO 3122:1976
Nosaukums<p>Preliminary reduction of the iron(III) by hydroxylammonium chloride, if required, suppression of the interference of tin by oxalic acid. Formation of the coloured iron(III)-2,2'-dipyridyl complex in a buffered medium. Photometric measurement of the coloured complex at a wavelength of about 522 nm.</p>
Reģistrācijas numurs (WIID)8279
Darbības sfēra<p>Preliminary reduction of the iron(III) by hydroxylammonium chloride, if required, suppression of the interference of tin by oxalic acid. Formation of the coloured iron(III)-2,2'-dipyridyl complex in a buffered medium. Photometric measurement of the coloured complex at a wavelength of about 522 nm.</p>
StatussAtcelts
ICS grupa71.060.01