Delta Scale chemical shift,.ppmδ= shift downfield from TMS (in Hz) spectrometer frequency (in MHz) 600Hz 480Hz360Hz 240Hz 120Hz 1098 7654321 0 ppm 8 ↑TMS 60 MHz 3000Hz 2400Hz1800Hz 1200Hz 600Hz 0Hz 10 9 8 7 65 4 3 2 1 0 Ppm 8 ↑TMS 300 MHz 二> Chapter 13 15 Delta Scale =>