TY - JOUR AU - Zmbov, K. F. AB - connector for polyethylene tubing. These alterations Protective Holder for KBr Pressed Disks are optional. The holes connecting the disk cavity to Containing Reactive Samples* the valves are drilled so that both sides of the disk are exposed to gas flowing through the holder. The disk is held in place by a small spring clip. P. A. Staats and H. W. Morgan The KBr disks are transferred as rapidly as pos- Oak Ridge National Laboratory, Oak Ridge, Tennessee sible from the die into the holder (in a drybox, if (Received 1 May 1968) one is available), and the cell assembled. The holder has been used in this laboratory for several years for Two basic approaches have been recommended for reactive samples. A convenient source of an inert the preparation and handling of KBr disks contain- atmosphere has been the off-gas flow from a Dewar ing chemically reactive samples. Several workers have filled with liquid nitrogen (and connected to the inlet suggested a "sandwich" technique, ~,2 in which the valve by a length of tubing). sample is contained in the center of the disk, pro- tected by outer layers of KBr. Since water does dif- *Research sponsored by the U. S. TI - Mass Spectrometric Isotopic Analysis of Chlorine by the Surface-Ionization Method JF - Applied Spectroscopy DO - 10.1366/000370268774384236 DA - 1968-09-01 UR - https://www.deepdyve.com/lp/sage/mass-spectrometric-isotopic-analysis-of-chlorine-by-the-surface-SIGS0JA3LQ SP - 576 EP - 578 VL - 22 IS - 5 DP - DeepDyve ER -