... seaside city ,which engages in the manufacturing and marketing of Sodium sulfate , Cryolite , Soda ash , Edible alkali ... than 50,000 aquare meters ,with an annual production capacity of flocculants up to 20,000 tons, ... that we can offer best products, reasonable price and perfect service,we hope to establish a ... 3ppm MaxFluoride (as F) 0.005% Max Price of Trisodium Phosphate96%--High Quality Chemical