Scytek Laboratories Inc- #1 diagnostic reagents: Special Stains, Antibodies, Microbiology ScyTek Biotech Life Sciences manufactures diagnostic reagents, Special Stains, Antibodies, Hematology, Immunohistochemistry, buffers, Microbiology, Hematoxlyn, Gram Stain kit, Methylene Blue Solution, Giemsa Stain kit etc