The Free Cholesterol E kit is an in vitro assay utilizing an enzymatic method for the determination of Free Cholesterol in serum. Package size: Kit includes: Buffer Solution- 2 x 75 mL, Color Reagent- 2 x for 75 mL, Standard Solution- 1 x 10 mL bottles. This product is for Research Use Only, not for use in diagnostic procedures. Contact supplier for additional information at www.ivd.fujimed.com.