Monument Drain Tracing Dye Fluorescein - Liquid, Safe & Non-Toxic, 0.141kg

Tracing Capabilities: This dye is specifically designed for drain tracing, making it easy to identify and locate hidden drainage systems High Visibility: The fluorescein in the dye ensures high visibility under UV light, making it easy to detect even in low light conditions Safe & Non-Toxic: This product is safe and non-toxic, making it ideal for use in a variety of environments including homes and businesses Easy to Use: Simply add the liquid dye to the water in the system you wish to trace, and use a UV light to detect the dye's location