Certified Valve Action® paint marker - Application: Perfectly suited for use on stainless steel or super alloys in industries where protection against corrosion, pitting and quality loss is important. Design: xylene-free - with low levels of chlorides, halogens, low-melting-point metals and sulphur. - Certified to US and international nuclear and armoring industry specifications - Certified to the following US and international standards: - EDF PMUC - MIL - STD-2041D - U.S. DOE RDT F-7-3T (expired) - U.S. Navy C3070 Meets the following requirements: - < 200 ppm total halogens - < 250 ppm total refractory metals - < 300 ppm total refractory metals - < 200 ppm sulfur - Advantage: quick-drying formula ensures abrasion-resistant and weather and UV-resistant markings - can be used without hesitation on stainless steel and other alloy metals where corrosion resistance is a must. Note: An analysis and certification of individual batches is available at www.markal.com/certified and provides fast and accurate information.