For the past 1 ¥2 years the FX 90Q has provided a close look at Dynamic Range (PPM cone.) at approximately V2 the cost of SCM units. You Also Get: Omni-Probe System Dual Carbon/Proton Capability Digital Quadrature Detection Interchangeable Modular System Design Programmable Pulse Generator Comprehensive Foreground/Background Light Pen Control System And many more important features
(ChUSO
H20 CH,CN
8,700,000:1 S/N
20
5mm sample 8192 data points (32 bit words) Transform time 30 sec 196,340 scans (22° pulse) 1.224 sec repetition 2000Hz plot
Compounds
ml
%Protons
Dynamic Range Ratio
Water DMSO Acetonitrile t-butanol DMS0'3C Satellite
800 0.70 0.06 0.01 —
100% 0.0665% 0.0039% 0.0011% 0.00037%
1 1,504 25,641 90,909 273,411
(CH 3 ) 3 C0H 10
χ2 »
Relative Concentration By Weight By Protons 1 962ppm 58ppm lOppm 5ppm
PPM PROTONS
INTEGER DOUBLE PRECISION
DMSO CsAT
ί
1 665ppm 39ppm nppm 4ppm
X2' 5 0 X2" X2' 5
0
PPM
By the way the same data system is also used with the FX60QS (Magic Angle Solids System) and the FX200 (Dual C/H Probe).
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JEOL
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CIRCLE 135 ON READER SERVICE CARD ANALYTICAL CHEMISTRY, VOL. 5 1 , NO. 12, OCTOBER 1979 • 1219 A
