Chemical-Enhanced Oil Recovery Using N,N-Dimethylcyclohexylamine on a Colombian Crude Oil

Table 5

Relative percent of protons H1–H8 (SD ±0.1−0.2%).

Run	Kind of protons, intervals of integration
	H8 0.1–1.0	H7 1.0–1.5	H6 1.5–2.0	H5 2.0–4.5	H4 4.5–6.0	H3 6.0–7.2	H2 7.2–9.0	H1 9.0–12.0
0	27.9094	51.0579	10.2186	7.3183	0.0772	1.4271	1.8763	0.1152
1	23.9674	50.9290	9.5293	14.2041	0.1314	0.4722	0.5869	0.1797
2	21.5855	49.0126	12.9885	13.1245	0.0766	1.2192	1.8494	0.1438
3	23.1838	48.5673	11.1138	12.9427	0.1870	1.6852	2.2135	0.1067

Original crude oil.