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Color intensity of the paper device made from filter paper grades W1, W3 and W4. |
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| Part of: Phattanawasin P, Rojanarata T, Piyapolrungroj N (2023) Colorimetric paper-based device for rapid screening of orlistat in weight loss supplements. Pharmacia 70(4): 935-941. https://doi.org/10.3897/pharmacia.70.e108150 |