... dyeing chemicals, paper chemical and Polyurethane material series etc. Such as HEDP, PAC, POP, TDI and so on. HEDP Specifications: ... system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In ... for metal and nonmetal. In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP ...