1)Free acid:<=0.15% 2)Moisture: <=12.0% 3) ... to absorb moisture,stacking density is 0.7~1.1 g/ml.3)Quality Indices:ItemIndexFor Edible OilDecolorizing ... burning oil & asphalt approach),%≥95Activity(NaAc approach)≥180Free acid (H2SO4),%≤0.15Water content before leaving factory,%≤12.0Granularity ... harmful pigment,aflatoxin,phosphatide,saponin,colloid,and cotton acid from the oil to make it high-grade ...