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Determination of tin oxide inclusion in Cu-Sn alloyTSUKAHARA, Iwao; YAMAMOTO, Toshimi; TONOMURA, Takashi · Bunseki kagaku · 1969
Determination of zirconium oxide inclusion in Cu-Zr alloyTSUKAHARA, Iwao; YAMAMOTO, Toshimi; TONOMURA, Takashi · Bunseki kagaku · 1969
Spectrophotometric determination of beryllium in aluminum-, magnesium-, and copper-base alloys with Arsenazo IHATTORI, Tadao; TSUKAHARA, Iwao; YAMAMOTO, Toshimi · Bunseki kagaku · 1966
Spectrophotometric determination of magnesium in aluminum-, zinc-, copper-, and nickel-base alloys with Arsenazo IHATTORI, Tadao; TSUKAHARA, Iwao; YAMAMOTO, Toshimi · Bunseki kagaku · 1966
Spectrophotometric determination of yttrium in copper-yttrium and nickel-chromium alloys with Arsenazo-IIIHATTORI, Tadao; TSUKAHARA, Iwao; YAMAMOTO, Toshimi · Bunseki kagaku · 1965
Extraction—spectrophotometric determination of traces of thallium in lead, cadmium, indium and zinc metals with tri-n-octylamineIwao Tsukahara; Masanao Sakakibara; Toshimi Yamamoto · 1976
Determination of tellurium in copper, lead and selenium by atomic-absorption spectrometry after extraction of the trioctylmethylammonium—tellurium bromide complexIwao Tsukahara; Toshimi Yamamoto · 1981