Geophysical Explorer LTD

Spectrum Quality Standards is a Houston-based company that specializes in providing Calibration and QC Standards for the Analytical Chemist in the Petrochemical Industry. Their standards are formulated to meet the requirements of ASTM and EPA Methods, ensuring accuracy and reliability in chemical analysis. With a focus on efficiency and cost-effectiveness, Spectrum offers a wide range of standards that are NIST traceable by weight, making them a trusted choice for professionals in the field. With a commitment to providing Certified, Verified, and Analytically Traceable Standards, Spectrum Quality Standards is dedicated to meeting the needs of the Petrochemical Industry. Their extensive product range includes Benzene and Aromatic Standards, Nitrogen and Sulfur Standards, Oxygenate Standards for Gas Chromatography, and more. While they offer a selection of standards online, Spectrum also specializes in custom solutions, allowing customers to request standards tailored to their specific requirements.Generated from the website

Founded in 1910, CITGO Petroleum Corporation is a locally owned and operated company that produces a range gasoline, diesel, kerosene and motor distillate fuels. It is a transporter and marketer of petrochemicals and other industrial products. The company is one of the largest refiners that produces more than 1 million barrels of crude oil every day in the United States. It markets more than 600 types of lubricants. CITGO Petroleum Corporation operates a network of refineries in Texas, Louisiana and Illinois. It supplies lubricants for the protection of cars, trucks, tractors, trains, lawnmowers and leaf blowers. The company s fuel facilities include Lake Charles Refinery, Corpus Christi Refinery, and Lemont Refinery. It also manufactures and processes asphalt, heating oils, refined waxes, soft drinks and sunflower seeds. CITGO Petroleum Corporation is owned by PDV America, which is an indirect wholly owned subsidiary of Petr leos de Venezuela.