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 TABLE 4.2                                                 CLASSIFICATIONS
 Comparison of Chemical Composition of Marine and Oilfield Waters of Azerbaijan (after Mekhtiev, 1956, p. 303)
                                                           OILFIELD
 Location  Percent-equivalent (r)  Palmer’s salinity and alkalinity coefficients  WATERS
          +
 Cl    SO 4 2   HCO 3    Ca 2+  Mg 2+  Na + K +  S 1  S 2  A  a
 Karachukhur (NKP)  —  0.39  5.82  0.08  0.69  49.23  89.76  —  10.52  1.52
 Balakhany-Sabunchi-Ramany (PK)  31.77  —  19.23  0.81  1.01  48.18  60.06  —  36.38  3.56
 Bibieibat (unit VII)  49.58  —  0.42  4.44  5.35  40.21  80.40  18.80  —  0.80
 Neftechala  49.74  0.23  0.03  11.02  4.70  34.28  66.96  32.98  —  0.06
 World Ocean  45.22  4.62  0.16  1.77  8.92  39.31  78.60  21.10  —  0.30
 Caspian Sea  34.58  14.51  0.91  3.81  13.81  32.28  64.56  33.62  —  1.82  77
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