Document 2q62nLRO0QMY8OpDLrnBDM64R

APPLIED SCIENCES LABORATORIES CHRONOLOGY OF CHROMATOGRAPHY V- SENSITIVITY(ppm) ACCURACY(%) Hi'? +554m TJ3rr7 m'4 1959 1960 First Process Chromatographs First GC in Monsanto (built by Applied Sciences) Flame Ionization Detector. High Resolution and programmed temperature P T Closed Loop Process Control 100 - t 100 . 10 5 1961 Dual Co.lumn^GC Pioneered by Applied Sciences -.-OHC-T) 1962 - Electron Capture Detector 0.61 G-C 1967 - High Pressure Liquid 2 . 1971 Chromatograph integrator iomputoro rtH+os GC. 1972 - Gradient [lution LC "KgeiTCfral3" h72- - 1974 1976 rPhf{G~VHjCf'MC l&fjLc'ftt- Qc, Variable Wavelength UV & Fluorescence Detectors LC Hit ^. -zm---- mi J I fe3=gettfijsad i-v\XAAA4 rA nuAt TsA/ as 10-4 /171 - * PURCHASE ` PRICE $11,000 ^ItffOOO $2QyW& EX P-2842 Page 1 of 2 0^ PCB-ARCH-EXT0379823 APPLIED SCIENCES LABORATORIES CHRONOLOGY OF MASS SPECTROMETRY C()ST SENSITIVITY(ppm) ACCURACY (%) ANALYSIS First Monsanto M-5 100 5 Texas City (Westinghouse) - PURCHASE PRICE 1964 - CEC-130 MS 10 20 1966 ~ Detection of PCBs - Sweden ' 10 ` 15 $ 500 $80,000 1967 ~ MAT - CH4 . \ . 1970 - Computer Coupled to 10 MT-CHV/^^ , . 1974 - H-P -&89g^-Computorad CanfMl 0.1 Chemical iorr Serfretted ojj Ion -MorHt&y-Ac^ox* si>k 4989- m H'P T^isJL ftwAnvUfeJ) 0,01 G<yfVkS Wtp^ Ch- U+lS^ WiL\*A4. 10 $ 200 $80,000 5 $ 100 $150,000 *3 $ So *7o( ooo 4 ooo EX P-2842 Page 2 of 2 pV PCB-ARCH-EXT0379824