https://biz.prlog.org/tag/stpp/ stpp - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/paraffinwax/ Shanghai Yetorch Trade Co., Limited. is one of the supplier specialized in paraffin wax,barium carbonate,sodium bicarbonate, manganese sulfate, STPP etc. chemical products, which is located in international shanghai Fri, 22 Oct 2010 07:37:39 GMT