Tetramethyl Lead Filled Geiger Counters

Tetramethyl Lead Filled Geiger Counters

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The increased demand for Geiger counters during the past two years has led to the investigation, in these laboratories, of numerous gases and counter filling techniques. Prior to 1942 the major part of these investigations was concerned with argon and alcohol filled counters. Experience has indicated that these counters do not entirely meet reasonable stringent operational requirements. In order to obtain even a small percentage of satisfactory counters, highly skilled and experienced personnel was required. The expanding use of counters called for a straightforward filling technique which would produce reliable counters and could be handled by less experienced personnel.H. A. Glassford, R. L. Macklin ... Schematic diagram of filling system. in handling chemicals if they are to transfer the liquid tetramethyl lead to the filling ... of the liquid air trap with pinch clamps or other valves so that no toxic vapors can escape when the trap warms up. ... occurs in light and will interfere with the excellent self-quenching characteristics of the counters within a short time. ... 2]. OECD. -. 2003.

Title:Tetramethyl Lead Filled Geiger Counters
Author:H. A. Glassford, R. L. Macklin
Publisher: - 1948


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