♦ 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