# Basic Procedure Flotation Process

Flotation medium will distort larvae and rupture protozoa trophs Note that this same “fixed head procedure” can be used in a swing head centrifuge 3 Swinging Head Centrifuge – for Giardia Standard Qualitative Fecal w Zinc Sulfate 1 Weigh out (estimate) 2 or 5 grams of feces 2 Mix with 10ml of Zinc Sulfate solution 3.