Cristopher Ruiz

Experience

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  ALTOL CHEMICAL ENVIRONMENTAL LABORATORY, INC

  Dec 2019 - Jul 2022

  Laboratory Analyst

  • Analyst in charge of the GC area, perform Organochlorine Pesticide Analysis (EPA Method) in GC-ECD and GC-MS.• Analysis of Caffeine, alcohols, TPH Diesel, TPH Gas, and CEM by GC-FID.• Analysis of Oxygenated Hydrocarbon by GC-NPD/O-FID.• Analysis of Aromatic Compounds by GC-TCD.• Development and Validation of Methods For GC.• Troubleshooting and preventive equipment maintenance for GC.• Microwave Anton Paar for Extractions of solid samples.• Atomic Absorption Spectroscopy (AA’s) for Organic and Inorganic metals.• Determination of Sulfur, API by Density Meter, BTU, ASH, Calcium, Sodium, Potassium, and Vanadium.• Other analyzes such as Preparation of RCRA, distillation, pH determination, conductivity, and extraction.• Preparation of the reagents and standards necessary to perform the analysis.• Handling and use of gases such as Acetylene, Oxygen, Helium, Nitrous Oxide, Nitrogen, and Argon. Show less

• 

  Baxter Healthcare Corporation

  Aug 2022 - Mar 2023

  Chemist II Group Leader

  • Perform Tier Meetings and supervise the team.• Prepares laboratory schedule and priorities for 3rd shift group.• Monitors employees work.• Coordinates and review the cross-trainings.• Verify of any data generated is accurate and acceptable.• Audits chemical test procedures and Standard Operation procedures (SOP ́s).• Reviews and approval of documentation in accordance with current Good Documentations practices (cGDP).• Training for reviewer.

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  CEMEX de Puerto Rico, Inc.

  Mar 2023 - now

  Chemical Analyst Leader

  • Conduct internal audits• Document verification• Validate calibrations• COA Certifications• Supervise laboratory employees• Special projects• Organize safety talks• Plan employee tasks