Profile: Ibex Chemicals, Inc. provides petroleum products. Our xtra-control HM is a high melting point Gilsonite®, it is used to reduce the fluid loss in oil based drilling fluids. Our xtra-defloc is a liquid, low molecular weight polyacrylate deflocculant, it is used to effectively reduce viscosities in all types of aqueous drilling fluids. Our xtra-defoam is a surfactant based defoamer in a hydrocarbon oil. It is effective in all water-based drilling fluids, including polymer based systems such as workover and completion fluids. Our xtra-liner G is a pretreated Gilsonite®. xtra-thin is a chrome-free quebracho thinner specially modified to provide water solubility and excellent thinning properties.