continue on to further improve, to make sure product top quality in line with market and consumer standard requirements. Our firm has a excellent assurance program have already been established for China Sodium Hydrosulphide, Sodium Sulfhydrate , Sodium Sulfide Flakes , Cas No. 1310-73-2 ,Sulfato De Bario Pigment . We sincerely hope to serve you and your business with a good start. If there is anything we can do for You, we shall be more than pleased to do so. Welcome to our factory for visit. The product will supply to all over the world, such as Europe, America, Australia,Orlando , Zambia ,Dominica , Houston .With high quality, reasonable price, on-time delivery and customized & customized services to help customers achieve their goals successfully, our company has got praise in both domestic and foreign markets. Buyers are welcome to contact us.