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In this work, two reference materials (RMs) for mass fraction of histamine in canned tuna were developed to address the need of local testing laboratories for matrix RMs and a PT scheme for histamine. A validated method using HPLC with fluorescence detector (340 nm for excitation and 445 nm for emission) was applied with post-column derivatization for the RM’s homogeneity and stability studies. Acceptable...
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