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Author: Charlie Cooke
Photo size: 2.8 Mpixels (8.13 MB uncompressed) - 1731x1642 pixels (5.8x5.5 in / 14.7x13.9 cm at 300 ppi)
Photo keywords: 30 seconds, chemical tests, cobalt isothiocyanate, hydroxybutyric acid, Sam Drake, University of Derby
Published in: Chemical tests