{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["26(15)"],"submitter":["Issarangkura Na Ayutthaya P"],"pubmed_abstract":["A simple flow injection FlameAAS for lead determination with an alginate-polyurethane composite (ALG-PUC) monolithic in-valve column has been developed. The ALG-PUC monolithic rod was prepared by mixing methylene diphenyl diisocyanate with polyol and sodium alginate with the ratio of 2:1:1 by weight for a 5 min polymerization reaction. It was then put into a column (0.8 cm i.d × 11 cm length) situated in a switching valve for the FI set up. A single standard calibration could be obtained by plotting the loaded µg Pb2+ vs. FI response (absorbances). The loaded µg Pb2+ is calculated: μg Pb2+ = FRload × LT × CPb2+, where the FR load is the flow rate of the loading analyte solution (mL min-1), LT is the loading time (min), and CPb2+ is the Pb2+ concentration (µg mL-1). A linear calibration equ"],"journal":["Molecules (Basel, Switzerland)"],"pagination":["4397"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8347769"],"repository":["biostudies-literature"],"pubmed_title":["Determination of Lead Employing Simple Flow Injection AAS with Monolithic Alginate-Polyurethane Composite Packed In-Valve Column."],"pmcid":["PMC8347769"],"pubmed_authors":["Yeerum C","Kiwfo K","Issarangkura Na Ayutthaya P","Murakami H","Vongboot M","Grudpan K","Kesonkan K","Teshima N"],"additional_accession":[]},"is_claimable":false,"name":"Determination of Lead Employing Simple Flow Injection AAS with Monolithic Alginate-Polyurethane Composite Packed In-Valve Column.","description":"A simple flow injection FlameAAS for lead determination with an alginate-polyurethane composite (ALG-PUC) monolithic in-valve column has been developed. The ALG-PUC monolithic rod was prepared by mixing methylene diphenyl diisocyanate with polyol and sodium alginate with the ratio of 2:1:1 by weight for a 5 min polymerization reaction. It was then put into a column (0.8 cm i.d × 11 cm length) situated in a switching valve for the FI set up. A single standard calibration could be obtained by plotting the loaded µg Pb2+ vs. FI response (absorbances). The loaded µg Pb2+ is calculated: μg Pb2+ = FRload × LT × CPb2+, where the FR load is the flow rate of the loading analyte solution (mL min-1), LT is the loading time (min), and CPb2+ is the Pb2+ concentration (µg mL-1). A linear calibration equ","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Jul","modification":"2025-05-29T20:04:13.435Z","creation":"2025-05-29T20:04:13.435Z"},"accession":"S-EPMC8347769","cross_references":{"pubmed":["34361553"],"doi":["10.3390/molecules26154397"]}}