焦化苯类产品——纯苯、硝化苯、甲苯、二甲苯、溶剂油等总硫含量以噻吩、二硫化碳为主,煤焦油产品——萘、酚、洗苯油等总硫含量以硫杂茚为主,其中两者的含量都在常量与半微量之间,分析方法有氧化法、镍还原法、吸附法、物理法等,常用比色分析法的操 Coking benzene products - benzene, nitrobenzene, toluene, xylene, solvent oil and other sulfur content to thiophene, carbon disulfide-based coal tar products - naphthalene, phenol, Mainly two of which are between the contents of the constant and semi-trace analysis methods oxidation, nickel reduction, adsorption, physical methods, commonly used colorimetric analysis