Every single member from our large efficiency revenue team values customers' wants and company communication for China CAS No.: 16721-80-5 and Industrial Grade, sodium sulphide hydrated , Caustic Solid , sodium sulphide hydrated ,Sodium Sulphide Red Flakes 60% . Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us. The product will supply to all over the world, such as Europe, America, Australia,British , Portugal ,Naples , Austria .Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.