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Fig. 5 | Heritage Science

Fig. 5

From: HPLC–HR-ESI–MS/MS identification of fluorescent dyes and optical brighteners and their degradation products in daylight fluorescent paints

Fig. 5

Photographs of the ethanol solutions of the aged dyes and optical brighteners; each from left to right: unaged, unaged diluted 1:20, 10 d VIS aging (5 d for Rh6G), 30 d VIS aging (10 d for Rh6G), 10 d UV aging and 30 d UV aging; DL photography above and UVF photography below; a Rh6G, b BR1:1, c Rh575, d BV11, e BV11:1, f RhB, g SRB, h SY172, i SY44, j BY40, k FB184, l FB61

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