ethnics

aldehyde is used to produce ethnics acid; acetic anhydride, synthetic resin, rubber, plastic and spice aldehydeApplication: it’s used to produce ethnics acid; acetic anhydride, synthetic resin, rubber, plastic and spice, also used to make leather, medicine, paper, preservative, mildew preventive, developer, dissolvent and reducer, etc.fax:86-315-3238699 aldehyde