Profile: HT Fine Chemical Co., Ltd is a manufacturer of printing and dyeing auxiliaries. Our products include formaldehyde free fixing agent, acid fixing agent, multi-scouring enzyme, sequestering agent (CT powder), heat sublimation fastness improving agent, wet rubbing fastness improver, soaping agent, ice cool silicone softener, terpolymer silicone softener, brightening lubricant and softener. Release acid agent is a kind of gradient acid. It is suitable for nylon and chlorinated mercerized wool dyeing.