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Table 1 Isotopic compositions of terrestrial organic standard materials

From: H, C, and N isotopic compositions of Hayabusa category 3 organic samples

Organic material δD (SMOW) ‰ δ13C (PDB) ‰ δ15N (Air) ‰
1-Hydroxybenzotriazole hydrate (C6H5N3O · x H2O) −8.09 −29.9 −6.12
BBOT (C26H26N2O2S) −83 −26.5 −19.9