The device "MAT-253" is equipped with a gasbench II, an elemental analyzer and a HT pyrolysis furnace. The following isotope ratios are measured carbonates δ¹⁸O and δ¹³C, water δD, δ¹⁸O, δ¹³C (DIC), barium sulfate (BaSO₄) δ³⁴S, δ¹⁸O, silver sulfide (Ag₂S) δ³⁴S, silver nitrate (AgNO₃) δ¹⁵N, δ¹⁸O.