Table 8.

Precision (1-σ) and accuracy of the “check” standard for the L2130-i in IMAS (N = 400) and the the L2140-i in ANU (N = 94).

Instrument	δ18O precision [‰]	δ18O accuracy [‰]	δD precision [‰]	δD accuracy [‰]
L2130-i	0.025 ± 0.014	0.020 ± 0.011	0.230 ± 0.125	0.181 ± 0.097
L2140-i	0.049 ± 0.019	0.040 ± 0.018	0.467 ± 0.205	0.372 ± 0.150