metabolite_name Meltwater_A Meltwater_B Meltwater_T-S_A Meltwater_T-S_B Sea ice_T-S_A Sea ice_T-S_B Sea ice_T-S_C SW_08_A SW_08_B SW_08_C SW_12_A SW_12_B SW_12_C SW_15_A SW_15_C SW_17_A SW_17_B SW_17_C SW_19_A SW_19_B SW_19_C SW_T-S_A SW_T-S_B SW_T-S_C Arachidonic acid 0.008490873 0.017547229 0.029065918 0.018143924 0.024425846 0.021083097 0.026605734 0.094122313 0.103584098 0.083437104 0.057477969 0.060935451 0.057735332 0.055832378 0.059795793 0.06007091 0.048479178 0.06643018 0.050861499 0.060417989 0.066709673 0.051694919 0.084387703 0.053142328 Docosahexaenoic acid 0.012891548 0.014278865 0.048601369 0.037579857 0.039532601 0.033363816 0.042643309 0.126712381 0.131718521 0.108840861 0.066202009 0.075974736 0.075422373 0.069930119 0.068611753 0.062104701 0.051639454 0.064819897 0.059878277 0.072947234 0.076288594 0.053043344 0.087725447 0.056357553 Eicosapentaenoic acid 0.235228073 0.235728057 0.598641364 0.421731737 0.479335577 0.386812931 0.542318209 0.76207744 0.862549175 0.691419204 0.614074308 0.717479821 0.66661909 0.647787792 0.704483424 0.74473738 0.610847327 0.788507043 0.741287989 0.936293046 1.007821701 0.557870529 0.96679214 0.666015351 metabolite_name mz RT_minute Empirical_Formula PubChem_Formula PubChem_Code KEGG_Code Arachidonic acid 303.2324 6.2 C20H32O2 C20H32O2 444899 cpd:C00219 Eicosapentaenoic acid 301.2168 4.7 C20H30O2 C20H30O2 446284 cpd:C06428 Docosahexaenoic acid 327.2324 5.8 C22H32O2 C22H32O2 445580 cpd:C06429