If there is one developer that is the closest thing to a magic bullet in my chemistry set, that developer is Pyrocat-HD. While Rodinal is the oldest commercial developer, Pyro based developers pre-date Rodinal into the early days of photography, being used back in the days when plate-based photographic media were the norm. And while the developers changed overtime, Pyrocat-HD is among the newest in the category being developed by Sandy King as an improvement over PMK Pyro. Sandy promotes the developer as giving 1/3rd of a stop in film speed with about 10-15% less developing time. Along with consistent staining action and lower toxicity.Read More →