00831nam a2200181Ia 4500 CTU_103742 210402s9999 xx 000 0 und d 3.555 540 M414 Mass spectra androgens estrogens other steroids New York Wiley 2005 The collection contains 2,979 EI mass spectra of androgens and estrogens and their trimethylsily-, O-methoxyoxime- and acetal derivatives. Each spectrum is accompanied by the structure and trivial name, molecular formula, molecular weight, nominal mass and base peak. All spectra of androgens and estrogens have been obtained on the same mass spectrometer under identical conditions. Chemical Tuyến Trung tâm Học liệu Trường Đại học Cần Thơ