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Signaling dye that leaves a fluorescent track in the water, making a diver in the open ocean readily visible to search aircraft.
In small amounts, can color water with an intense green to yellow-green hue, which also shines in sunlight.
Fluorescein was first used in searching for persons lost at sea during the Second World War, when it saved the lives of many pilots from all warring nations.
we try to hold stock of all products, but if showing out of stock there may be a few days wait while new stock arrives.