Products We provide Standards for analyzing: Petroleum Products • Sulfur in all types of fuels and other Petroleum Products • Lead in Gasoline • Low Level Nitrogen and Sulfur • Ultra low Sulfur in Diesel Fuel • Sulfur and Metals in heavy oils • New and Used lubricating oils which require complex and hard to obtain standards by XRF • Crude oil and light oils for Hydrogen sulfide and cercaptans • Multi-elements in petroleum products • Sulfur free concentrated liquid organo-metallic solutions as well as sulfur free dilute single element organo metallic oil standards • Biofuels Polymers • RoHS screening of Polyethylene (PE) and Polyvinylchloride (PVC) for Bromine, Cadium, Chromium, Mercury and Lead by XRF • Additive elements in PE by XRF HOME PRODUCTS CONTACT SHOP International Calibration Standards: