Treatments Fatty acid (%) C14:0 C14:1 C16:0 C16:1 C18:0 C18:1 C18:2* C18:3* C20:0 C20:1 C22:0 ∑SAFFA ∑USFFA SLI Phosphoric acid @ 1.0% (PT1) 0.345 0.082 17.857 0.459 1.503 49.083 28.421 0.728 1.153 1.562 0.18 20.69 80.34 0.258 Phosphoric acid @ 1.5% (PT2) 0.327 0.084 17.642 0.484 1.506 48.403 28.466 1.2 0.968 1.743 0.177 20.29 80.38 0.252 Acetic acid @ 5.0% (PT3) 0.331 0.08 18.403 0.469 1.466 49.149 27.166 1.146 0.924 1.696 0.169 20.96 79.71 0.263 Acetic acid @ 7.0% (PT4) 0.316 0.078 17.797 0.465 1.396 48.423 28.779 1.005 0.872 1.711 0.159 20.22 80.46 0.251 Hydrochloric acid @ 20.0ml/kg (PT5) 0.331 0.075 18.054 0.462 1.445 47.793 28.918 1.115 0.919 1.717 0.171 20.59 80.08 0.257 Hydrochloric acid @ 30.0ml/kg (PT6) 0.339 0.078 18.978 0.478 1.432 49.371 26.614 0.969 0.904 1.657 0.179 21.49 79.17 0.271 Sodium metabisulphite @ 1.0% (PT7) 0.353 0.077 18.894 0.349 1.746 48.431 26.189 0.959 1.012 1.881 0.107 21.76 77.89 0.279 Sodium metabisulphite @ 1.5% (PT8) 0.363 0.093 17.738 0.352 1.604 47.323 28.542 0.984 1.025 1.879 0.097 20.46 79.17 0.258 Extrusion method @ 100oC, 1 min. (PT9) 0.348 0.089 16.074 0.348 1.416 48.825 28.947 0.958 1.011 1.579 0.105 18.61 80.75 0.23 Steaming method @ 100oC, 20 min. (PT10) 0.354 0.086 18.948 0.35 1.454 48.571 26.264 0.962 1.015 1.484 0.11 21.53 77.72 0.277 Std. Error of Mean 0.005 0.002 0.274 0.019 0.033 0.197 0.359 0.041 0.026 0.041 0.011       Std. Deviation 0.0015 0.006 0.867 0.062 0.105 0.625 1.138 0.131 0.081 0.128 0.035       Min.-Max. 0.316-0.363 0.075-0.093 16.074-18.978 0.348-0.484 1.395-1.746 47.323-49.371 26.189-28.947 0.728-1.200 0.872-1.153 1.482-1.881 0.097-0.180     0.230-0.279 ∑FFA/∑n 0.341 0.082 18.038 0.422 1.497 48.537 27.831 1.003 0.98 1.691 0.146 20.661 79.565 0.26 ∑FFA 3.41 0.822 180.38 4.217 14.968 485.37 278.305 10.027 9.804 16.909 1.455 206.612 795.652 2.598

Table 2: Fatty acid profiling/ composition of variously treated bran oil extracted from parboiled rice samples. *Sign shows the essential fatty acids. SAFFA = total saturated free fatty acids, USFFA = total unsaturated free fatty acids, FFA = total free fatty acids, FFA/n = average of total free fatty acids, SLI = Shelf life index, C14:0 = Myristic acid, C14:1 = Myristoleic acid, C16:0 = Palmitic acid, C16:1 = Palmitoleic acid, C18:0 = Stearic acid, C18:1 = Oleic acid, C18:2 = Linoleic acid, C18:3 = Linolenic acid, C20:0 = Arachidic acid, C20:1 = Eicosanoic acid, C22:0 = Behenic acid.