Sodium Sulphide CAS Number: 1313-82-2 H. S. Code: 28.30.10.00 We are happy to announce start of our Sodium Sulphide manufacturing plant in Iran with capacity of 35.000 tons annually. Our high quality Sodium Sulphide (Yellow flakes) is being produced and packed complying international standards. Our full production is for worldwide export markets in industrial applications such as Mining, Leather tanning and Textile.