... plastic, synthetic fiber, pesticide, dyestuff and medicine as well as basic raw material in such sectors as metallurgy, ... .2Naphthalene (%,≥)7.07.05.AdvantagesBy using advanced coal tar deep processing technique and equipment, Baoshun Chemical could extract medium ... synthetic plastic, synthetic fiber, pesticide, dyestuff and medicine as well as basic raw materials in such sectors as metallurgy, ...