... ,50kg,1000kg net bags.Store at a cool,dry and well ventilated place.Uses:Used as animal feed additive, ... Nanjing Xiangshengtai Chemical Co., Ltd. is one of the leading importers and exporters in chemical line. Our products include Ortho-Toluenediamine, Meta- ... -Toluenediamine is often used as raw material and polyether initiator in China; and Tetrahydrophthalic anhydride is used as epoxy resin curing ...