ScienceJohn Michels (Journalist) 1958 |
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Стр. 494
... operation DETECTION ... Two refrigerated photomultiplier tubes - specially selected and matched for highest sensitivity and lowest accidental coincidence noise - measure and analyze light output . The sample holder is equipped with an ...
... operation DETECTION ... Two refrigerated photomultiplier tubes - specially selected and matched for highest sensitivity and lowest accidental coincidence noise - measure and analyze light output . The sample holder is equipped with an ...
Стр. 1144
... operation For precise counting of soft beta emitters such as Car- bon 14 , Tritium , Sulphur 35 , the TMC Model LP - 2A Liquid Phosphor Counter offers many exclusive advan- tages in both operation and design , proven in the various ...
... operation For precise counting of soft beta emitters such as Car- bon 14 , Tritium , Sulphur 35 , the TMC Model LP - 2A Liquid Phosphor Counter offers many exclusive advan- tages in both operation and design , proven in the various ...
Стр. 1209
... operation ; adaptability to various types of illumina- tion , various object stages and photomicrog- raphy ; instant - locking tube changing device that secures positioning of all tubes in a one - step operation . LABOLUX S 47 / 92-15 ...
... operation ; adaptability to various types of illumina- tion , various object stages and photomicrog- raphy ; instant - locking tube changing device that secures positioning of all tubes in a one - step operation . LABOLUX S 47 / 92-15 ...
Содержание
Infrared absorption spectra of steroids | 11 |
K and J F Winn Renal | 12 |
Insecticide broadcast use of 462 effect | 25 |
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