Sodium Sulfide Flakes is a chemical compound that is used in industrial applications like it's used in the pulp and paper industry, in chemical photography for toning black and white photographs, used as an oxygen scavenger, it's used a bleaching agent in the textile industry, and various chemical manufacturing processes including the production of rubber chemicals, sulfur dyes and oil recovery. It's utilized as a reagent in organic chemistry. Sales Specification Appearance: Flakes Na2S: 60.0% Min Water Insoluble: 0.03% Max Iron (Fe): 0.0030% Max Packing 50 lb bag, 44 bags per pallet 2000 lb supersack