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Lab Procedures and Practices

Get an introduction to essential lab practices in chemistry. Learn about safety rules, drawer procedures, lab completion protocol, and formal lab reports. Understand grading criteria and lab expectations. Be prepared for prelab, in-lab, and post-lab tasks. Access additional resources online and during office hours.

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Lab Procedures and Practices

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  1. Lab Procedures and Practices Joseph Ryan, PhD

  2. Introductions • Lab • essential part of the study of chemistry. • Today • what is expected in a lab setting. • Before we start, • Introduce yourself to your neighbors.

  3. Agenda • Topics • Safety • Drawer procedures • Make ups • Prelab protocol • Lab Completion Protocol • Formal Lab Reports • Grading

  4. Safety Rules • Read and sign by second lab meeting • Safety Checklist • Exercises • Walk around and show safety equipment • Students sign rules and return by second lab day

  5. Drawer Procedures • No assigned drawers – All use top three! • Preliminary Check • Exit Check • Lockable Drawers As Needed • Example: Storage of product for next time. • Please decide on a work station and do a preliminary check of your lockers. • Hand out Blue Checklists

  6. Make Ups • Three week window to finish any lab • Week before – Normal Points • Week of – Normal Points • Week after – Half Credit • Ask students for examples of potential challenges/difficulties/dilemmas.

  7. Prelab Protocol • Internet Videos/Web Pages/”Key Sheets” • Notebooks Title and Purpose Written • Cannot start the lab until your instructor has signed under your purpose in your notebook. • Show Lab page and how video works • Walk the students over to the library • Have them look up there first day page and do the prelab for next week • Break – Give return time.

  8. Lab Completion protocol • Partner Signature on last data page means • Drawers are complete • Safety – nothing is left out which is unsafe • Clean – bench and equipment is clean • Instructor Signature on last data page • You were in attendance, acted in a safe manor, and left the lab in good condition.

  9. Formal Lab Reports • Two Formal Lab Reports • Due One Week before Midterm Exam • Due One Week Before Final Exam • Show Formal Lab Report Specifics

  10. Grading • Ten Labs Completed in notebook • 100 points • Two Formal Lab Reports • 100 points • Lab Final • 50 points • Self Evaluation/Instructor Evaluation – safety, cleanliness, punctuality, respectful behavior, persistence • 50 points

  11. Summary • You are responsible for • Prelab preparation • During lab organization and safety • Post lab finalization • Notebooks • Formal Reports • Lab Final

  12. Where to Get More Information • Everything needed is on the web • Office hours, other lab times for questions • Dr. Joe’s Office hours • See main page • Lab Times. • See main page

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