Dye Nymph |

Fluorescein (C20 H12 O5) is a biologically harmless dye used for various purposes, as in biochemical research, health care applications, air sea rescue, leak detections, ophtalmology, angiography etc. Very small quantities can color large volumes of water. A tiny drop of concentrate released from a syringe formed this pretty figure... Photo by: Mihajlo Filipovic © 2021 All Rights Reserved by Photographer | Oct


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