David Dallos Email & Phone Number

Mississauga, Ontario, Canada

• Perform HPLC and GC analysis, Karl Fischer titration and wet chemistry to assure the specification accomplishing.• Transfer new analytical methods into a production setting as part of the analytical method validation process.• Troubleshoot new methods introduced in operations as required.• Test raw materials, in process control, intermediates and finished products on support of our cGMP manufacturing operations.• Perform the swabbing and analytical testing in cleaning… Show more • Perform HPLC and GC analysis, Karl Fischer titration and wet chemistry to assure the specification accomplishing.• Transfer new analytical methods into a production setting as part of the analytical method validation process.• Troubleshoot new methods introduced in operations as required.• Test raw materials, in process control, intermediates and finished products on support of our cGMP manufacturing operations.• Perform the swabbing and analytical testing in cleaning verification of the operation equipment’s.• Interpret and report all results, tabulate data and generate reports as required.• Identify OOS results and assist in their investigation.• Perform performance verification and calibration checks of the laboratory equipment.• Participate in general upkeep and maintenance of the laboratory. Show less

Colombia

*Signed off on new procedures and quality reports.*Responsible of the development of methods for the determination of active cosmetics anddetermination of functional properties of cosmetics (moisturizing, sun protection, hair care,anti-aging cream, lipstick) through techniques as: titrations, Karl Fischer, GCMS, HPLC, AAspectrometry, zeta potential, rheology, particle size, texture analyzer, sun protection factor).*Provided scientific support to the analysts of the… Show more *Signed off on new procedures and quality reports.*Responsible of the development of methods for the determination of active cosmetics anddetermination of functional properties of cosmetics (moisturizing, sun protection, hair care,anti-aging cream, lipstick) through techniques as: titrations, Karl Fischer, GCMS, HPLC, AAspectrometry, zeta potential, rheology, particle size, texture analyzer, sun protection factor).*Provided scientific support to the analysts of the laboratory.*Taught and trained new laboratory analysts. Show less

Colombia

*Performed physicochemical analysis of dairy products (pH, viscosity, % fats, % proteins, acidity).*Tracked the stability of products such as cheeses, yogurts, milk, butter, etc.*Tracked the GLP quality system (test records) and maintained equipment calibration.*Produced quality reports and made recommendations about the processes to the factory.*Prepared reagent solutions for the analyses (acids, bases, redox solutions).

English Second Language, Education, English Second Language

I mastered the requirements in listening, speaking, writing and reading at the last level (8th)

French Second Language, Education, Frensh Second Language

Activities and Societies: I mastered reading, writing, listening and speaking in the last level (7th)

Bachelor Of Chemistry, Chemistry, Chemist