What qualifications do you need to recover sulfur hexafluoride?

The recovery of sulfur hexafluoride needs to be identified. According to Shunqi. Com, the third party to detect sulfur hexafluoride gas should have CMA qualification certificate, national high-tech enterprise certificate and AAA credit enterprise certificate of enterprise credit evaluation, and the detection instruments are complete. Sulfur hexafluoride is a colorless, odorless, nontoxic and nonflammable inert gas. The main technical parameters of sulfur hexafluoride recovery device at least reach the following levels: annual recovery capacity ≥20 tons, recovery rate ≥95%, recovery rate ≥50kg/h, and annual gas leakage rate of the system.