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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
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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
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Variable Wavelength UV
& Fluorescence Detectors
LC
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* PURCHASE
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PRICE
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EX P-2842 Page 1 of 2
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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 $80,000
1967 ~ MAT - CH4
.
\
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1970 - Computer Coupled to
10
MT-CHV/^^ , .
1974 - H-P -&89g^-Computorad CanfMl
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Chemical iorr Serfretted ojj
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$ 200
$80,000
5
$ 100 $150,000
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EX P-2842
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