Three-reagent kit for staining myelin and myelinated axons, Nissl bodies and phospholipids according to Kluwer-Barrera. The kit is used for identifying the basic neuronal structure in the brain or spinal cord sections.

Two-reagent merthiolate-iodine-formalin kit for fixing and staining fecal parasites (especially protozoa, cysts, helminthic eggs and larvae). The stool sample is fixed with formalin and stained with two coloring agents; iodine and Eosin Y.

Three-reagent staining kit for connective tissue visualization and detection of collagen, cartilage, muscle, elastic fibers, mucous, pituarity cells, reticulum, bones, amyloid and erythrocytes.