Photographers' Formulary Liquid Cyanotype is in convenient ready-to-use liquid form. This kit contains two solutions: A
and B, as well as a small packet of sizing agent. Cyanotype is one of the oldest photographic processes and one of the
least expensive. Cyanotypes have a long full scale and distinctive blue color. The process can be used to produce a pale
white image on a blue background or a blue image on a white background. This process is a contact print process and can
be transferred to a variety of media: paper, cloth, leather, etc.