云南澄江县德安磷化工有限责任公司五钠厂位于澄江县右所镇大坡头，该厂年生产三聚磷酸钠3万吨，食品添加剂三聚磷酸钠1万吨，磷酸氢钙6000吨。

No5 Soduim hactor ander YonnanChenoane Deam Phosnhorons(Chemica Co,i td located in Danotou Yonsun Town of (Chenetang (Coanty nrndnces 30,000 tom ot industrial-grade sodium tripolyphosphate, 10,000 tons of food additive-grade sodium tripolyphosphate,and 6,000 tons of calcium hydrophosphate annually.