Penreco Amber Iso- and cycloparrafinic hydrocarbons 8009-03-8 Penreco Waxes & Paraffin >> Paraffin SEALANT >> Pre-formed tape / Gasket Penreco's petrolatums are known worldwide for quality. Available in a variety of colors and consistencies, we can deliver our petrolatums in the exact fiber content and shear resistance you require. The cost efficiency of our products is as notable as their quality. Each of Penreco's petrolatums contains millions of individual hydrocarbons, defying separation and identification, even with the assistance of sophisticated laboratory instruments. It is this complexity that gives our petrolatums their unique gel, fiber and physical properties. It also explains why chemists have not been able to duplicate our petrolatums from relatively simple mixtures. Gaskets and seals Petrolatum is used in many sealing applications. The most important property for this is melt point. Penreco Amber Petrolatum Used in bowl wax for toilet bowl rings Amber petrolatum. Used in gaskets and seals, in bowl wax for toilet bowl rings.