Description_x000D_ Application_x000D_ Hexadecyltrimethylammonium bromide has been used:_x000D_ • as a component of DNA extraction buffer and RNA extraction buffer_x000D_ • as a constituent of dye dissolution buffer_x000D_ • as a surfactant in gold nanorod preparation._x000D_ Packaging_x000D_ 1 kg in poly bottle_x000D_ 100, 250, 500 g in poly bottle_x000D_ Biochem/physiol Actions_x000D_ Hexadecyltrimethylammonium bromide also called cetyltrimethylammonium bromide (CTAB), is a cationic surfactant. CTAB method is an efficient, cost and time effective method of DNA extraction. CTAB is used as a shaping material and reducing agent for nanoparticle generation.