This is a c Figure 1. Partial separation from 18:0 to 18:3n-3 of a 2:1 blend of PHO and soybean oil. Temperature program: 60°C for 5 min, 15°C/min to 165°C, hold 1 min, added ramp, 2°C/min to 225°C, hold 20 min. Added ramp, from the top: A) none; B) 2°C/min to 184°C, hold 25 min; C) 2°C/min to 190°C, hold 18 min; D) 2°C/min to 190°C, hold 8 min, ramp -4°C/min to 175°C, hold 11 min. For panels B-D, final ramp to 225°C was increased to 4°C/min. aption