Developed for preventative maintenance, control checks and weld inspection, SKL-SP1 is a rich, vivid red dye penetrant for Type 2 penetrant testing in visible white light. This solvent-removeable penetrant is designed to provide complete, consistent test-surface coverage with minimal product for an optimal balance of reliability, performance and value. SKL-SP1 dependably locates surface flaws and discontinuities with a simple three-step process that is ideal for basic industrial NDT and for people looking to get into nondestructive testing.