10 Most Wanted Chemical Instruments



No image available.	Bendix Time-of-Flight Mass Spectrometer 1955, Bendix Corporation (now Allied Corporation) One of the first commercially successful departures from the use of magnetic sectors for mass separation of ions.
	AA 1 Autoanalyzer Technicon, 1957 The Technicon AA 1 Autoanalyzer was the first instrument to automate the analysis of blood serum for medical diagnosis. Shown here is just one of the modules that made up the AA 1. Photo by Gregory Tobias.
No image available.	RCA Electron Microscope Model EMB 1940, RCA The first commercial electron microscope.
No image available.	Dionex Model 10 Ion Chromatograph 1975, Dionex Corporation The first widely used ion chromatograph.
No image available.	Model GPC 100 Liquid Chromatograph 1963, Waters Corporation First commercial liquid chromatograph.
	ALC 100 HPLC Waters Corporation, 1967 The ALC 100 HPLC made liquid chromatography a valuable, widely used tool for organic chemists. Photo courtesy Waters Corporation. The first commercial liquid chromatograph.
	Model 1015 GC-MS-DS Finnigan Corporation, 1967 The first computerized GC-MS system, this instrument established GC-MS as a primary technique of organic analysis. Photo courtesy Thermo Electron Corporation.
	Model FTS-14 FTIR Spectrophotometer Digilab, 1969 The first commercial FTIR, totally computer-automated in operation, the FTS-14 was the first instrument to make ultra-microsampling a matter of routine. Photo courtesy Digilab, LLC.
No image available.	Varian Model XL100 FT-NMR Varian Associates (now Varian), 1969 The first NMR to be used for carbon-13 analysis.
No image available.	Technicon Hemalog D Differential Blood Cell Counter Technicon (now Bayer Diagnostics), 1974 First automatic blood-cell counter that accurately gave counts of abnormal bloods
The Chemical Heritage Foundation is seeking these 10 chemical laboratory instruments for its collection. This is part of a broader project to identify and collect 50 Chemical Laboratory Instruments That Changed the World. If you have any information about these instruments, please contact: Rosanne DiVernieri, Collections Coordinator Chemical Heritage Foundation 315 Chestnut Street Philadelphia, PA 19106 Tel. 215-873-8215 Fax 215-925-1954 50instruments@chemheritage.org The Chemical Heritage Foundation gratefully acknowledges Varian for its support of the foundation's heritage activities.