Changyi Haosen Biotechnology Co., Ltd. is one of the most professional manufacturers of formamidine sulfinic acid（also called thiourea dioxide, CAS NO.: 4189-44-0 or 1758-73-2） in China.
As a factory producing only this kind of product, we are more competitive not only in price, but also in quality and stable supply. Purity of our thiourea dioxide is 99%min. We have our own laboratory to control the quality of every batch strictly. Our productivity is more than 7000MTS/year. And more than 80% of them has been exported to many countries and regions in the world, and earned good reputation.
We can provide all the general packages, like 25kg bags, 50kg fiber drums, 80kg FIBC, 180kg steel drums, 500kg bags and 1000kg bags. If you have special requirements in package, we can also do it as you like.
As a factory producing only this kind of product, we are more competitive not only in price, but also in quality and stable supply. Purity of our thiourea dioxide is 99%min. We have our own laboratory to control the quality of every batch strictly. Our productivity is more than 7000MTS/year. And more than 80% of them has been exported to many countries and regions in the world, and earned good reputation.
We can provide all the general packages, like 25kg bags, 50kg fiber drums, 80kg FIBC, 180kg steel drums, 500kg bags and 1000kg bags. If you have special requirements in package, we can also do it as you like.
