Article 2 the calculation of volatile organic compounds in the atmosphere generally in 1 time each year according to the type 1, calculate the total pressure 760 mm of mercury or 1 atmosphere, and the temperature is 25 degrees Celsius.
2. Calculation of volatile organic compounds in the atmosphere, generally at one year each under Section 1 to calculate the pressure of 1 atm or 760 mm Hg. And a temperature of 25 degrees Celsius
Article 2 Calculation of volatile organic compounds in the atmosphere, in general, at the time one year each kind according to Item 1, calculate the pressure of one atmosphere or. 7 60 mmHg and at 25 degrees Celsius.