共 2 条
[1]
LIQUID SAMPLING FOR ANALYSIS BY MASS SPECTROMETER
[J].
ANALYTICAL CHEMISTRY,
1949, 21 (12)
:1572-1573
[2]
SINTERED-GLASS VALVES - APPLICATION TO SPECTROMETER CALIBRATION AND TO PREPARATION OF KNOWN MIXTURES
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1945, 17 (12)
:811-814