{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["23(3)"],"submitter":["Magnaghi LR"],"pubmed_abstract":["A novel 3 × 4 colorimetric sensing platform, named the chemometric-assisted litmus test (CLT), has been developed by covalently anchoring commercial pH indicators to ethylene vinyl alcohol (EVOH). The proposed device can be exploited for pH determinations in a wide range from 1 to 13 and in specific narrow ranges, achieving sufficient accuracy and errors below 0.5 pH units. The experimental procedure is simple, quick and reliable; equilibration is reached in less than 2 h, CLT pictures are acquired by a camera, and data treatment is performed applying chemometric techniques such as principal component analysis (PCA) and partial least square regression (PLS) to RGB indices."],"journal":["Sensors (Basel, Switzerland)"],"pagination":["1696"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9919261"],"repository":["biostudies-literature"],"pubmed_title":["Chemometric-Assisted Litmus Test: One Single Sensing Platform Adapted from 1-13 to Narrow pH Ranges."],"pmcid":["PMC9919261"],"pubmed_authors":["Guembe-Garcia M","Magnaghi LR","Alberti G","Quadrelli P","Biesuz R","Zanoni C"],"additional_accession":[]},"is_claimable":false,"name":"Chemometric-Assisted Litmus Test: One Single Sensing Platform Adapted from 1-13 to Narrow pH Ranges.","description":"A novel 3 × 4 colorimetric sensing platform, named the chemometric-assisted litmus test (CLT), has been developed by covalently anchoring commercial pH indicators to ethylene vinyl alcohol (EVOH). The proposed device can be exploited for pH determinations in a wide range from 1 to 13 and in specific narrow ranges, achieving sufficient accuracy and errors below 0.5 pH units. The experimental procedure is simple, quick and reliable; equilibration is reached in less than 2 h, CLT pictures are acquired by a camera, and data treatment is performed applying chemometric techniques such as principal component analysis (PCA) and partial least square regression (PLS) to RGB indices.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Feb","modification":"2025-05-29T22:23:30.713Z","creation":"2025-05-29T22:23:30.713Z"},"accession":"S-EPMC9919261","cross_references":{"pubmed":["36772740"],"doi":["10.3390/s23031696"]}}