Extended Data Fig. 4: GC-MS/MS analysis of hexoses in Bennu (sample OREX-800107-108) with DB-5ms column.

a, Mass chromatograms of the Bennu sample. b, Mass chromatograms of hexose standards. c, Mass chromatograms of SiO2 blank (procedural blank).

a, Mass chromatograms of the Bennu sample. b, Mass chromatograms of hexose standards. c, Mass chromatograms of SiO2 blank (procedural blank).