gas refining company after testing. the technology used in this technology device the cooling mirror was operated with european and american analyzes before this, but due to the efforts of the experts of a knowledge-based company , this iranian device was put into production in accordance with global standards . this means trusting the domestic production of the iranian device for measuring gas humidity, which has the ability to be more than one day in a week. measure 350 times at the highest level of accuracy . the accuracy of the device is so high that it can measure one part per million of moisture in the gas entering the refinery equipment. do this complex device includes more than 300 mechanical parts, electronic boards and optical parts. compared to foreign models, this device has the disadvantage that it needs periodic calibration of consumption. of the equipment and parts used in hoizeh gas refining company of iranian persian gulf and built by danesh banyan companies, another 8 devices are going to be manufactur