海量图书期刊资源,随时随地畅享阅读乐趣
Determination and stability of menadioneWilliam R. Collins; Ernst R. Kirch · 1946
Determination of barbiturates in urine containing salicylateDonald M. Stokes; Walter J. R. Camp; Ernst R. Kirch · 1962
ASCORBIC ACID CONTENT OF TOMATOESIGNATIUS J. KASKI; GEORGE L. WEBSTER; ERNST R. KIRCH · 1944
Preparation of Some Organophosphorus Compounds <sup>1</sup>Ramaswami, Dasu; Kirch, Ernst R. · Journal of the American Chemical Society · 1953
Gas chromatographic analysis of oil of nutmegElwina A. Bejnarowicz; Ernst R. Kirch · 1963
The chemical determination of thiamine in pharmaceutical preparationsErnst R. Kirch; Olaf Bergeim · 1943
The microbiological determination of proline, cystine, and isoleucineGershon L. Heller; Ernst R. Kirch · 1947
Separation of some hydroxyanthraquinones by filter paper electrophoresisAlfred C. Core; Ernst R. Kirch · 1958