21/30443539 DC BS EN 12916 AMD1 石油產(chǎn)品 中間餾分油中芳香烴類型的測定 折光率檢測高效液相色譜法
BS EN 12916 AMD1. Petroleum products. Determination of aromatic hydrocarbon types in middle distillates. High performance liquid chromatography method with refractive index detection