Certifications/Compliance: CE Marked. Type: Cholesterol (Liquid) Reagent Kit. Formulation: 4-Aminoantipyrine 0.25mM, Cholesterol Esterase >150U/L, Cholesterol Oxidase >150U/L, Peroxidase >1500U/L, Phenol >15mM, pH 6.8 Phosphate Buffer, non-reactive Stabilizers and preservatives For Use With (Application): Quantitative determination of total Cholesterol in Serum.