Maria Cora Quintana Portilla Email and Phone Number

• Determination of mycotoxins, pesticide residues, PFAS, harmful microorganisms, drug and additive residues, nutritional labels and allergens in food and feed.• Performance of antibiograms and analysis of somatic cells, fats, proteins and lactose in milk.

• Cookies visual control and packaging.• Boxes palletizing.• Control of packing machines.• Equipment cleaning.

• Assisting quality department with non-conformances, complaints and new product introduction.• Technical support for production and inspection departments.• Managing laboratory chemistry analysis and data control.• Keeping up to date with compliance regulations and liaising with suppliers and customers.• Maintaining MSDS database.• Monitoring stock levels of chemicals.

• Manufacturing of total organic carbon and conductivity certified reference materials.• Processing and fulfilling sales orders.• Monitoring laboratory environmental conditions.• Receiving goods and maintaining minimum inventory levels for materials and consumables. • Conducting vertical and horizontal internal audits and performing non-conformance investigations.• Ensuring maintenance and calibration of equipment is in date and operating TOC analyzers.• Monitoring… Show more • Manufacturing of total organic carbon and conductivity certified reference materials.• Processing and fulfilling sales orders.• Monitoring laboratory environmental conditions.• Receiving goods and maintaining minimum inventory levels for materials and consumables. • Conducting vertical and horizontal internal audits and performing non-conformance investigations.• Ensuring maintenance and calibration of equipment is in date and operating TOC analyzers.• Monitoring reverse osmosis and filtration water plant.• Managing a small group of laboratory assistants and training and supervising junior staff.• Acting as fire marshal. Show less

· Determining suspended solids, ashed solids, volatile matter, total solids and total dissolved solidson over a hundred effluents, leachates and wastewaters samples per day.· Analysing pH, electrical conductivity and alkalinity on over three hundred effluents, leachates andwastewaters samples per day.· Processing and reporting the results of samples through a specific LIMS.· Conducting daily calibration of instruments and equipment.· Preparing conductivity… Show more · Determining suspended solids, ashed solids, volatile matter, total solids and total dissolved solidson over a hundred effluents, leachates and wastewaters samples per day.· Analysing pH, electrical conductivity and alkalinity on over three hundred effluents, leachates andwastewaters samples per day.· Processing and reporting the results of samples through a specific LIMS.· Conducting daily calibration of instruments and equipment.· Preparing conductivity solutions.· Monitoring quality control of analysis through daily and monthly chart checks.· Managing equipment non-conformances and root cause investigation.· Contributing to safe disposal of hazardous samples and waste.· Training and supervising junior staff.· Organising and managing the team in the absence of the team leader. Show less

· Quoting of bespoken magnetic field resistant pieces.· Advising customers about material, design, heat treatment and manufacture of pieces.· Acting as the point of contact between customers and production department.· Programming and implementing an enquiries tracking system to monitor their status and quantifytheir acceptance.· Conducting weekly meetings with international associates to discuss business forecasting.· Negotiating deals with suppliers and establishing… Show more · Quoting of bespoken magnetic field resistant pieces.· Advising customers about material, design, heat treatment and manufacture of pieces.· Acting as the point of contact between customers and production department.· Programming and implementing an enquiries tracking system to monitor their status and quantifytheir acceptance.· Conducting weekly meetings with international associates to discuss business forecasting.· Negotiating deals with suppliers and establishing outsourcing relationships.· Processing and monitoring of orders, invoices and credit notes.· Coordinating logistics to ensure delivery times were met through several couriers. Show less

· Reporting of VOCs and energy waste to the local regulator.· Disposing of waste in a safe manner in accordance with the relevant SOPs.· Designing safety maps and procedures on production machinery for employees.· Developing a customized spreadsheet to extract information for the manufacturing process.· Identifying and recording of vulcanization bladders defects.· Dealing with contractors to keep their paperwork updated and monitoring their daily work.· Balancing monthly… Show more · Reporting of VOCs and energy waste to the local regulator.· Disposing of waste in a safe manner in accordance with the relevant SOPs.· Designing safety maps and procedures on production machinery for employees.· Developing a customized spreadsheet to extract information for the manufacturing process.· Identifying and recording of vulcanization bladders defects.· Dealing with contractors to keep their paperwork updated and monitoring their daily work.· Balancing monthly billing closure and ordering raw materials from suppliers. Show less

Physical, chemical and microbiological analysis for quality control infood and feed:· Evaluating the quality of wheat through the flour strength obtained via alveogram interpretation.· Extracting soils and controlling the digestion of ashes.· Determining nitrates in water and polar compounds in oils and fats.· Conducting the biochemical identification of enterobacteria, making agars and analysing surfaces.