1,The biggest manufacture in China 2, We have ourselves Phosphate mine 3,Same quality as DOW's 4, Our annual capacity 10000mt Product name: THPS 75, tetrakis hydroxymethyl phosphonium sulphateCAS#: 55566-30-8Specifications:Appearance: colorless liquidAssay: 75%minViscosity (25°C) MPA·S: 28.0-37.0Specific gravity (25°C): 1.380-1.420Iron (Fe): 0.002%maxPH: 3-6 Packing: 275kg plastic drums, 1000L ...