Fixative solution reagent APAFIX

preservativefor parasitologysodium

Our Patented Universal Fixative for Helminth Ova and Larvae / Protozoa Cysts and Oocysts Features and Benefits Simplifies specimen processing. Formalin free fixative No warning labels – Non-toxic, Non-flammable, Eco-friendly Suitable for all Parasitological fixing Preserves morphology even with delicate organisms Compatible with PCR and other molecular methods Can be used in conjunction with EIAs. Suitable for use with a variety of common staining techniques Available in transport vial and Parasep® filled vials 10% FORMALIN FIXATIVE IN WATER This preservative is a good overall fixative and will fix both ova and cysts although it only preserves the internal morphology of the cysts for up to 6 months, after which the cytoplasm of the organism becomes granular with poor nuclear definition. SODIUM ACETATE ACETIC ACID FORMALIN (SAF) SAF fixed material is suitable for direct examination, concentration (Formalin/Ethyl Acetate) and permanent staining. MERTHIOLATE-IODINE FORMALIN (MIF) Formol-Ethyl Acetate concentration methods can be performed on samples preserved in MIF. POLYVINYL ALCOHOL (PVA) This method will preserve ova, larvae and trophozoites well, but cysts may show some distortion. However, some ova and cysts do not concentrate well when preserved in PVA.