Stainless Steel & Nickel Activator 500ml This Activator Activates Nickel and Stainless Steel and is a good, general-purpose chemical for removing the strong oxide layer that forms on nickel and stainless steel. Some conventional activators are very corrosive. Without compromising safety, we have managed to blend a stronger activator with all the necessary strength to get the job done. At Spa Plating, we pride ourselves on selling what we believe to be the least hazardous activator for brush electroplating on the market. This is a Genuine Spa Plating Solution Spa Plating has over 30 years experience in electroplating Please note: Spa Plating's activator does NOT contain hydrochloric acid which is corrosive and dangerous. It does not attack or stain paint. This is a Genuine Spa Plating Solution Spa Plating has over 30 years experience in electroplating