Influence of Organic-Inorganic Composition on the Adsorption of Niutitang Formation Shale in Huijunba Syncline

Table 3

Isothermal adsorption data.

Sample 1		Sample 2		Sample 3		Kerogen 1		Kerogen 2		Kerogen 3		Mineral 1		Mineral 2		Mineral 3
35 °C						35 °C						35 °C
P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL/g	P/MPa	V/mL/g	P/MPa	V/mL/g
0.33	0.12	0.32	0.25	0.34	0.19	0.33	1.43	0.31	0.75	0.29	1.65	0.35	0.1	0.38	0.23	0.39	0.11
0.86	0.28	0.84	0.55	0.88	0.38	0.85	2.64	0.81	1.45	0.78	3.33	1.04	0.21	1.04	0.51	1.07	0.22
1.5	0.41	1.48	0.74	1.52	0.52	1.69	4.13	1.62	2.17	1.59	5.12	1.78	0.31	1.78	0.73	1.81	0.3
2.6	0.54	2.58	0.95	2.64	0.68	2.6	5.01	2.52	2.73	2.49	6.56	2.86	0.41	2.86	0.95	2.9	0.42
3.72	0.64	3.71	1.09	3.77	0.78	3.35	5.72	3.28	2.99	3.25	7.25	3.81	0.46	3.81	1.12	3.84	0.49
4.92	0.74	4.91	1.2	4.97	0.82	4.13	6.19	4.81	3.28	4.78	8.45	5	0.54	4.99	1.31	5.04	0.53
5.97	0.77	5.97	1.22	6.02	0.87	5.62	6.9	6.25	3.53	6.22	9.18	5.96	0.58	5.95	1.5	6	0.56
7.09	0.83	7.1	1.28	7.15	0.89	6.98	7.23	7.68	3.6	7.67	9.18	7.18	0.58	7.18	1.62	7.24	0.58
8.31	0.84	8.32	1.26	8.38	0.89	7.71	7.33	8.81	3.62	8.8	9.41	8.48	0.62	8.49	1.65	8.54	0.59
9.74	0.89	9.75	1.28	9.82	0.92	8.88	7.57	10.06	3.66	10.05	9.72	9.85	0.64	9.86	1.74	9.91	0.62
11.36	0.91	11.38	1.29	11.45	0.93	10.15	7.67	11.58	3.7	11.46	9.84	11.47	0.65	11.49	1.78	11.54	0.63
13.04	0.92	13.06	1.29	13.11	0.93	13.67	7.78	13.53	3.74	13.34	9.91	13.27	0.65	13.33	1.81	13.38	0.65
60 °C						60 °C						60 °C
P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL/g	P/MPa	V/mL/g	P/MPa	V/mL/g
0.38	0.08	0.36	0.16	0.38	0.13	0.3	0.81	0.3	0.56	0.28	1.15	0.42	0.09	0.41	0.14	0.42	0.06
1.02	0.2	1	0.4	1.04	0.32	0.83	1.62	0.84	0.99	0.82	2.7	1.04	0.16	1.02	0.31	1.06	0.17
1.82	0.33	1.81	0.6	1.86	0.45	1.59	2.59	1.62	1.78	1.58	4.08	1.75	0.24	1.73	0.51	1.77	0.25
2.75	0.45	2.74	0.79	2.8	0.56	2.26	3.72	2.29	2	2.26	4.9	2.78	0.33	2.76	0.72	2.81	0.34
3.95	0.54	3.96	0.9	4.01	0.64	3.16	4.18	3.2	2.41	3.17	5.68	3.75	0.41	3.74	0.94	3.79	0.4
5.03	0.63	5.05	1.02	5.1	0.7	4.35	5.22	4.4	2.7	4.36	6.57	5	0.47	4.98	1.11	5.04	0.47
6.12	0.69	6.16	1.08	6.22	0.74	5.53	5.49	5.6	2.9	5.55	7.32	6.03	0.53	6.02	1.22	6.06	0.51
7.23	0.73	7.27	1.1	7.32	0.79	6.49	6.03	6.59	3.07	6.54	7.84	7.27	0.54	7.27	1.31	7.32	0.53
8.63	0.78	8.67	1.12	8.72	0.82	7.71	6.41	7.8	3.22	7.75	8.43	8.43	0.58	8.43	1.42	8.47	0.55
10.12	0.81	10.15	1.15	10.22	0.84	9.06	6.6	9.15	3.31	9.1	8.82	9.71	0.6	9.71	1.47	9.76	0.56
11.85	0.8	11.9	1.17	11.96	0.86	10.59	6.79	10.69	3.41	10.64	9.09	11.36	0.61	11.38	1.57	11.42	0.58
13.73	0.82	13.72	1.17	13.86	0.87	12.7	6.93	12.81	3.46	12.77	9.13	13.17	0.61	13.18	1.6	13.23	0.58
85 °C						85 °C						85 °C
P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL^/g	P/MPa	V/mL/g	P/MPa	V/mL/g	P/MPa	V/mL/g
0.42	0.07	0.39	0.1	0.4	0.09	0.37	0.65	0.38	0.31	0.36	0.5	0.39	0.08	0.39	0.1	0.39	0.06
1.07	0.17	1.02	0.31	1.05	0.24	0.95	1.12	0.97	0.8	0.93	1.93	1.02	0.14	1.01	0.23	1.03	0.14
1.95	0.28	1.89	0.48	1.93	0.36	1.96	2.1	2	1.41	1.95	3.3	1.76	0.2	1.76	0.42	1.77	0.22
3.08	0.4	3.02	0.67	3.07	0.45	3.03	3.08	3.08	1.85	3.03	4.34	2.72	0.29	2.73	0.59	2.75	0.3
4.22	0.46	4.17	0.77	4.21	0.55	4.18	3.92	4.24	2.14	4.19	5.21	3.75	0.34	3.77	0.74	3.79	0.35
5.56	0.56	5.52	0.85	5.56	0.65	5.45	4.57	5.54	2.44	5.47	6.01	4.95	0.41	4.98	0.9	5	0.41
6.87	0.61	6.82	0.95	6.87	0.69	6.57	5.12	6.66	2.61	6.59	6.64	6	0.46	6.03	1.03	6.06	0.45
7.99	0.66	7.95	0.99	7.99	0.72	7.66	5.45	7.75	2.78	7.68	7.27	6.94	0.49	6.98	1.11	7	0.48
9.29	0.7	9.25	1.03	9.29	0.75	8.81	5.63	8.91	2.95	8.84	7.51	8.32	0.53	8.39	1.2	8.41	0.51
10.91	0.72	10.86	1.06	10.9	0.77	10.25	5.76	10.37	2.95	10.29	7.73	9.78	0.54	9.82	1.31	9.84	0.54
12.54	0.76	12.49	1.08	12.53	0.79	11.93	6.03	12.06	3.02	11.98	7.93	11.37	0.58	11.4	1.37	11.41	0.53
14.02	0.76	13.98	1.07	14.01	0.8	13.62	6	13.75	3.05	13.67	8.08	13.09	0.59	13.12	1.44	13.12	0.56