P    #regions in PPM
# 2026-07-14 22:05:41 -0400  Isaacs@CHEMCZC1249Y88
# low field   high field   mi   maxi
  9.034767242400171  6.533726525083386  0.004  0.008  # for region 1
  5.062615564606334  4.926302183718374  0.003  0.005  # for region 2
  4.926302183718374  4.926312183718373  0.003  0.500  # for region 3
  4.926302183718374  4.840710060835236  0.008  0.008  # for region 4
  4.840710060835236  4.809009274582222  0.003  0.005  # for region 5
