Colour-Contrast Penetrants Our colour-contrast penetrants are provided by our trusted suppliers BASF | Chemetall, Johnson & Allen and Magnaflux.Contact our team if you need further information. Relevance Price: Low - High Price: High - Low Alphabetically: A - Z Alphabetically: Z - A BASF | Chemetall Ardrox 996PB Add to Quote Basket BASF | Chemetall Checkmor 240 Add to Quote Basket BASF | Chemetall Ardrox 907 PB Add to Quote Basket Johnson & Allen JAP Red Dye Penetrant Add to Quote Basket Johnson & Allen JAP W/W - Red Dye Water Washable Liquid Penetrant Add to Quote Basket Magnaflux SKL-WP2 Water Washable Visible Penetrant Add to Quote Basket Magnaflux Spotcheck SKL-SP2 Add to Quote Basket