TY - JOUR AU - Vallejo García, Jorge Lucas AU - Trigo López, Miriam AU - Ibeas Cortes, Saturnino AU - Torija López, Alba AU - Busto Núñez, Mª Dolores AU - Pilar Izquierdo, María Concepción AU - López, Gloria AU - Sánchez, Carlos AU - Vallejos Calzada, Saúl PY - 2026 SN - 0308-8146 UR - https://hdl.handle.net/10259/11890 AB - Whey is an important dairy by-product whose protein content must be accurately determined for quality control and fraud detection. Conventional nitrogen-based methods (e.g., Kjeldahl) require laboratory equipment and overestimate protein in the... LA - eng PB - Elsevier KW - Smart polymers KW - Films KW - Whey KW - WPC KW - RGB analysis KW - Protein analysis KW - Química analítica KW - Chemistry, Analytic KW - Alimentos-Análisis KW - Food-Analysis TI - Dual-range colorimetric protein quantification in whey and WPC using a smart polymeric film and RGB imaging DO - 10.1016/j.foodchem.2026.149004 T2 - Food Chemistry VL - 513 M2 - 149004 ER -