Spectrophotometric determination of micro titanium in steels with system of ti - mannitol - pyrogallol red - cetyltrimethyl ammonium bromate 溴化十六烷基三甲基銨四元體系分光光度法測定鋼中微量鈦
Determination of trace cobalt by solid substrate room temperature phosphorescence quenching method on hydrogen peroxide oxidizing pyrogallol red 催化過氧化氫氧化鄰苯三酚紅固體基質(zhì)室溫?光猝滅法測定痕量鈷