Shanghai Huigang Phosphate Factory is the exclusive manufacturer of phosphoric anhydride (which was used to manufactured by Shanghai Joint Chemical Factory) in Shanghai. It possesses leading technique and equipment, and is licensed with dealing right of hazardous chemicals in Shanghai, and the products are in conform with MSDS requirements.

1. Advanced manufacturing equipment-- to ensure the stable qualities of the products, and adopt sulfuric acid drying method, as well as mechanic, totally enclosed packing assembly line.

2.Excellent product quality--high activity, powder shape, considrable specific gravity and the content is larger than 98.7%，arsenic is less than 0.0015（15PPM），reduced substance is less than 0.01，the content of impurity is within the international standard.

3. Complete testing equipment--standarded project analysis, each group has its own analytical report, and testing report should be attached for every product ready to be delivered from factory..

Standard enterprise administration and credible marking concept, constitute the guarantee for the product's quality