Airgas Specialty Products, formerly LaRoche Industries, is one of the nation’s oldest and largest suppliers of industrial anhydrous ammonia and aqua ammonia. Whether you need premium or commercial grade anhydrous ammonia, or ammonium hydroxide (aqua ammonia) in concentrations of up to 30 percent, count on Airgas. Detailed product specifications are provided on our website.

Airgas Specialty Products stocks a complete line of ammonia valves, fittings, gauges and other standard equipment -- all ready to ship. Overnight delivery is usually available upon request.

You can order any item in our catalog simply by contacting us at 800-237-8643.