Bailey Drain Tracing Dye Yellow 200g

Bailey Drain Tracing Dye is a yellow dye for tracing drainage flow. It comes in a 200 g jar and has a dilution rate of 10–12,000 litres in clean water.

To prepare it, dissolve the required amount in approximately five litres of water before introducing it to the flow or tank. The yellow colour is described as high-contrast and is also used for photographic documentation of drainage investigations.