海量图书期刊资源,随时随地畅享阅读乐趣
Determination of ChloroformGeorge D. Beal; Chester R. Szalkowski · 1933
A reaction for phenobarbitalGeorge D. Beal; Chester R. Szalkowski · 1934
Detection of gelatin in agarGeorge D. Beal; Chester R. Szalkowski · 1934
The melting point of acetylsalicylic acid. Published by permission of the chairman of the committee of revision, U. S. P. XI.George D. Beal; Chester R. Szalkowski · 1933