{"id":"W2425600952","doi":"10.1021/acs.analchem.6b01449","title":"Solid Phase Microextraction On-Fiber Derivatization Using a Stable, Portable, and Reusable Pentafluorophenyl Hydrazine Standard Gas Generating Vial","year":2016,"lang":"en","type":"article","venue":"Analytical Chemistry","topic":"Analytical chemistry methods development","field":"Chemistry","cited_by":38,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Natural Sciences and Engineering Research Council of Canada; PerkinElmer","keywords":"Chemistry; Derivatization; Solid-phase microextraction; Vial; Chromatography; Hydrazine (antidepressant); Fiber; Gas chromatography–mass spectrometry; Organic chemistry; Mass spectrometry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0009151986,0.001379443,0.0006475115,0.0006008553,0.000334343,0.0004031269,0.0009572351,0.0006804026,0.001374046],"category_scores_gemma":[0.0005366571,0.0006278253,0.0007348688,0.0004079132,0.0003938228,0.000488503,0.0006696092,0.0007678585,0.001727664],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005962816,"about_ca_system_score_gemma":0.0009041809,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0009289897,"about_ca_topic_score_gemma":0.002161964,"domain_scores_codex":[0.9989496,0.0000949593,0.00006731093,0.0003470044,0.0004712018,0.00006998188],"domain_scores_gemma":[0.9996251,0.00006296545,0.0001026345,0.00006099103,0.0001194684,0.0000288643],"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":[0.000029469,0.00003212342,0.0001166521,0.00006727149,0.00001074133,0.00005943792,0.000009637018,0.0001585035,0.9941875,0.0001004875,0.0001218779,0.005106191],"study_design_scores_gemma":[0.00001131195,0.0002134152,0.00069278,0.0000052179,0.00001822395,0.0002920795,0.00000519098,0.001787981,0.9932798,0.00002955561,0.003647912,0.00001645119],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.2678473,0.001454692,0.7171926,0.0002737714,0.0002459609,0.002390637,0.001749071,0.004340902,0.00450501],"genre_scores_gemma":[0.2346869,0.002116564,0.7517826,0.0002135327,0.00008063841,0.00118895,0.002175412,0.000317128,0.007438322],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.001379443,"threshold_uncertainty_score":0.004840076,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02967632375382553,"score_gpt":0.3487578210101281,"score_spread":0.3190814972563026,"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."}}