Testing of mineral oil hydrocarbons and similar products; determination of the non-aromatic and aromatic constituents in higher boiling hydrocarbon-mixtures, cromatography with silica gel

• 矿物油碳氢化合物及类似产品和检验。用硅色层法测定高沸点碳氢化合物中非芳香族和芳香族成分的含量