Do you have electropolished stainless steel? You want to know if it meets the ASTM B912 standard. The KPNOXTESTb912 Ferroxyl Test Kit is an easy-to-perform and extremely sensitive passivation test for detecting iron residues on the surface of electropolished stainless steel. Within 30 seconds of applying Ferroxyl, any ferrite contamination will be revealed as dark blue spots. This test validates the passivation results and guarantees a surface without iron residues and a passivation certificate can be issued according to the ASTM B912 standard.
