;5(2)‒ © Shatta et al § Product description. “Tomato Puree” – Tomato concentrate that contains no less than 7% but less than% of natural total soluble solids“Tomato Paste” – Tomato concentrate that Guided microwave spectrometry was evaluated for in-line determination of quality attributes, soluble solids content, titratable acidity and Bostwick consistency of tomato pastes in This study aimed to show the loss of tomato paste quality attributes along its industrial processing chain, focusing on