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. 2015 Feb 7;5(4):223–230. doi: 10.1016/j.jpha.2015.01.005

Table 11.

Contents of oleic acid and related fatty acids in oleic acid USP-NF material samples.

Name Retention time (min) (RT) Relative retention time (RRT) Content (%) (animal origin) (K-00250) Content (%) (vegetable origin) (H-H07913)
Myristic acid 4.7 0.7 3.77 n/a
Palmitic acid 5.6 0.8 4.02 1.62
Margaric acid 6.2 0.9 n/a n/a
Stearic acid 6.9 1.0 0.95 2.89
Oleic acid 7.2 1.0 77.59 87.39
Linoleic acid 7.2 1.1 5.48 6.84
Linolenic acid 8.4 1.1 n/a n/a
Arachidic acid 8.9 1.2 0.66 0.68