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    2. 進口標準氣體
      硫氮標準氣體Sulfur & Nitrogen Standards


        X-Ray Standards—ASTM D2622, D4294 & D7039
        Sulfur by Radiometric Change—ASTM D4045 & D6212
        Sulfur by Electrochemical Detection—ASTM D6366 & D6428
        Sulfur by UV Fluorescence—ASTM D5453
        Sulfur by High Heat Combustion—ASTM D1552
        Sulfur by Microcoulometry—ASTM D3120, D3246 & D3961
        Sulfur in Gasoline—ASTM D6334 & D6445
        Sulfur in Natural Gas—ASTM D5504
        Sulfur in LPG/Gas—ASTM D 6667
        Sulfur by SCD—GPA 2199
        Sulfur in Petroleum Liquids—ASTM D5623
        Trace Thiophene in Benzene—ASTM D7011
        Mercaptan Sulfur—ASTM D 5723 & UOP 163
        Nitrogen by Chemiluminescence—ASTM D4629 & D5762
        Chlorides in Hydrocarbons—ASTM D4929 & D5808


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