Mi-Glow® 106 is black particles for use with CircleSol M™ or a Circle System’s wetting agent in a water system. It is designed to be used with visible light for finding small to medium discontinuities in the NDT of components with finished surfaces or welds. Higher particle concentration provides a clear and well-defined indication buildup for easy detection. Use with Mi Glow WCP for an enhanced and more sensitive magnetic particle inspection.