| Standard | Instrumentation | Ultra-Low Sulfur levels | S2 POLAR | S2 PUMA | S6 JAGUAR | S8 TIGER | |
| ASTM D2622 | WDXRF | x | x | x | |||
| ASTM D4294 | EDXRF | x | x | ||||
| ASTM D6334 | WDXRF | x | x | ||||
| ASTM D7220 | Monochromatic EDXRF |
x | x | ||||
| ISO 8754 | EDXRF | x | x | ||||
| ISO 13032 | EDXRF | x | x | ||||
| ISO 14596 | WDXRF | x | x | ||||
| ISO 20847 | EDXRF | x | x | ||||
| ISO 20884 | WDXRF | x | x | x |
| Standard | Instrumentation | Elements | S2 POLAR | S2 PUMA | S6 JAGUAR | S8 TIGER | |
| ASTM D4927 | WDXRF | Ba, Ca, P, S, Zn | x | x | |||
| ASTM D6443 | WDXRF | Mg, P, S, Cl, Ca, Cu, Zn | x | x | |||
| ASTM D6481 | EDXRF | P, S, Ca, Zn | x | x | |||
| ASTM D7751 | EDXRF | Mg, P, S, Cl, Ca, Zn, Mo | x | x | |||
| DIN 51399 | WDXRF | 18 elements | x | x |