{"id":"W1986344669","doi":"10.1007/s00216-007-1324-x","title":"Determination of acetone in seawater using derivatization solid-phase microextraction","year":2007,"lang":"en","type":"article","venue":"Analytical and Bioanalytical Chemistry","topic":"Advanced Chemical Sensor Technologies","field":"Engineering","cited_by":51,"is_retracted":false,"has_abstract":false,"ca_institutions":"McGill University","funders":"","keywords":"Seawater; Acetone; Solid-phase microextraction; Detection limit; Derivatization; Chemistry; Chromatography; Extraction (chemistry); Mass spectrometry; Gas chromatography; Environmental chemistry; Gas chromatography–mass spectrometry; Organic chemistry; Geology; Oceanography","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0000785946,0.0001333483,0.0002185069,0.00007195531,0.00001628582,0.0000103601,0.00006734105,0.000212536,0.00003034895],"category_scores_gemma":[0.0001284384,0.0001230545,0.00004167152,0.0003261581,0.0001861004,0.00009436055,0.00002974578,0.0001938137,0.00000101225],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00009171881,"about_ca_system_score_gemma":0.000002967096,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000006767852,"about_ca_topic_score_gemma":0.000004033026,"domain_scores_codex":[0.9990641,0.000002981548,0.0003774412,0.000176143,0.0001259469,0.0002533114],"domain_scores_gemma":[0.9996454,0.00008166146,0.00003568204,0.0001152882,0.00004298636,0.00007899551],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0000226916,0.00006411254,0.00111887,0.00012099,0.00001200672,0.00001480374,0.000007892838,0.0003394132,0.9924348,0.00004446107,0.000003169593,0.005816761],"study_design_scores_gemma":[0.0002676355,0.000009312928,0.0002659049,0.00002405807,0.00002620374,0.00001278898,0.00004487366,0.2745889,0.7241431,0.0004693596,0.00003758746,0.0001101916],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.916332,0.0000583129,0.08301123,0.00004904411,0.00001058821,0.00004085191,0.000003126363,0.00008114027,0.0004137145],"genre_scores_gemma":[0.9965804,0.00003678054,0.003292683,0.000009679167,0.0000297026,6.652638e-7,0.00001120895,0.00001227717,0.00002655316],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2742495,"threshold_uncertainty_score":0.5018018,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01532520656994261,"score_gpt":0.3168052204233852,"score_spread":0.3014800138534425,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}