Oxygen meter for food packaging: 500,000 Tomans per sample Oxygen meter for liquid samples: 200,000 Tomans per sample 3D printing: 50,000 Tomans per gram of resin used Laser spectroscopy (400-700 nm): 250,000 Tomans per sample Luxury meter: 50,000 Tomans per sample Coordination and more information: e.heydari khu.ac.ir