NDT Dye Check Penetrant Inspection Quick drying, quick indication High sensibility Non-poison, harmless Solvent remove NDT Dye Check Penetrant Inspection Materials Features:l Quick drying, quick indication.l Solvent removable, or water removing first and solvent removing afterword.l Low content of fluorine, chloride and sulfur. Suitable for surface flaw detection of austenitic stainless steel.l ...