Logging Characteristics and Identification Methods of Low Resistivity Oil Layer: Upper Cretaceous of the Third Member of Qingshankou Formation, Daqingzijing Area, Songliao Basin, China

Table 3

Salinity statistics of Daqingzijing area.

Well	K^+-Na^+	Mg^2+	Ca^2+	Cl^−			Water type	Total
	(mg/L)	(mg/L)	(mg/L)	(mg/L)	(mg/L)	(mg/L)		(mg/L)
Q157-17-9	9820.9	23.1	178.4	10528.6	5589.7	1501.1	NaHCO3	27641.8
Q157-1	10038.1	15.6	171.9	10324.8	6308.3	1458.4	NaHCO3	28317.1
H80	9108.9	19	291.8	11229.9	3958.6	801.2	NaHCO3	25409.4
H120	8420.5	67.6	227.3	10335.1	3621.5	990.4	NaHCO3	23662.4