Adhering to the principle of quality, service, efficiency and growth, we have gained trusts and praises from domestic and international client for China 70% Sodium Hydrosulphide Nahs, Cas No 1313-82 -2 , Sodium Penta Sulphide , NAHS UN 2949 ,Barium Sulphate for Ink . For more information, please send email to us. We are looking forwards the opportunity to service you. The product will supply to all over the world, such as Europe, America, Australia,Oslo , Monaco ,New Orleans , Istanbul .We have won a good reputation among overseas and domestic clients. Adhering to the management tenet of credit oriented, customer first, high efficiency and mature services, we warmly welcome friends from all walks of life to cooperate with us.