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. Author manuscript; available in PMC: 2016 Apr 15.
Published in final edited form as: Mol Imaging Biol. 2015 Apr;17(2):177–184. doi: 10.1007/s11307-014-0784-6

Table 1.

Exchange rates and ppm offset info for five pools

Pools Concentration ppm offset Exchange rate
Pool 1 = water 110 M 0
Pool 2 = OH 80 mM 0.74 1,160
Pool 3 = OH 20 mM 1.87 1,400
Pool 4 = CEST 1 40 mM 4.24 2,380
Pool 5 = CEST 2 20 mM 5.58 1,300