We are Messer Group,manufacture and supplier for: oxygen, nitrogen, argon, carbon dioxide, hydrogen, helium, inert welding gases, special gases, gases for medicinal use and a wide variety of gas mixtures.For our production line we need continually supplying with Ammonia Nitrate (NH4NO3), for production of Nitrous Oxide Medical Grade Gas for Anesthetic PurposeFor momentarily we need 80 Tones/month (960 Tones/Year), but for couple months we will finish our new facility and rise our consumption at 120 Tones/month (1440 Tones/Year).According to previous mentioned please be so kind and give us your best offer and Product specification.