When it comes to inorganic sulfur-based chemicals in North America, Esseco General Chemical has the range of products and services you need. As a joint venture, we build on the strength of two leading global suppliers of sodium metabisulfite, sodium sulfite, sodium thiosulfate and other sulfur-dioxide derivatives. Both Esseco and General Chemical bring you more than 80 years of expertise in sulfur chemicals. By joining forces, we give you a dependable, long-term supply of sulfur-based chemicals from world-class plants. We also respond rapidly to your needs through a host of value-added services from mixed truckloads and rapid deliveries to custom blends and diverse packaging.