Leading Phosphate Manufacturer in China ZEXIN Phos is a leading phosphate manufacturer based in China, dedicated to providing high-quality STPP,SHMP,TSP,TSPP,MSP,DSP,STMP to meet the materials for our customers’ production processes. View Our Products Download Products Catalog Specialized Products All product can be customized. Sodium Tripolyphosphate STPP is generally used in the Detergent industry and Ceramics industry...