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Stable isotope rates

Prices are subject to change every fiscal year, without prior notice. Duplicates are treated as independent samples and must be paid for.

Sample typeDataInstrumentNAU Internal pricingExternal pricing
C&N in organics, natural abundanceδ13C, δ15N, %C, %NEA-IRMS$11$17
C&N in organics, enrichedδ13C, δ15N, %C, %NEA-IRMS$15$20
C&N in microbial saltsδ13C, δ15N, %C, %NEA-IRMS$18Not Offered
C&N in soils or sediments, natural abundanceδ13C, δ15N, %C, %NEA-IRMS$12$19
C&N in soils or sediments, enrichedδ13C, δ15N, %C, %NEA-IRMS$16$21
N in ammonium diffusions, natural abundanceδ15NEA-IRMS$55Not Offered
N in ammonium diffusions, enrichedδ15NEA-IRMS$57Not Offered
18O in organicsδ18OTC/EA-IRMS$18Not Offered
18O in organicsδ18OTC/EA-IRMS$20Not Offered
N&O in nitrate, natural abundanceδ15N, δ18OGasBench/PreCon-IRMS$36Not Offered
N&O in nitrate, enrichedδ15N, δ18OGasBench/PreCon-IRMS$38Not Offered
CO2δ13CGasBench/PreCon-IRMS$12Not Offered
CO2δ18OGasBench/PreCon-IRMS$12Not Offered
O&H in water (Natural Abundance)δD, δ18OLGR-LWIA$12$20
O&H in water (enriched)δD, δ18OLGR-LWIA$16Not Offered