Title: CORMONTEKeywords: Electron Microprobe, Standardless Analysis, Monte Carlo Simulations. Computer:IBM PC/XT/AT or higher or compatible Operating System:MS-DOS 3.3 or higher Programming Language:unknown Hardware Requirements:None Author(s):Robert Mykleburst and Chuck Fiori Correspondence Address :NIST, Gaithersburg, MD 20899 Abstract: This package contains the first principles data reduction package for x-ray spectral data from the SEM/Microprobe written at NBS (now NIST). This package is a self-extracting ZIP file called CORRMONTE.EXE. It also contains the NIST Monte Carlo simulation routines. The package runs on a PC or compatible.