Chemistry 361 Truis Smith-Palmer (Trooooos) Dr S-P

Chem 361 Website

Themes in 361 Sampling – collecting samples Sampling – collecting samples Sample prep – examples in lab and application highlights Sample prep – examples in lab and application highlights Instrumentation Instrumentation Design Design Principle of operation Principle of operation Running the instrument (labs) Running the instrument (labs) Interpreting results Interpreting results Quality Control – running standards Quality Control – running standards Statistics – reproducibility, LOD, confidence limits Statistics – reproducibility, LOD, confidence limits

“ANALYTICAL CHEMISTRY IS NOT SPECTROMETERS,POLAROGRAPHS, ELECTRON MICROPROBES, ETC. IT IS EXPERIMENTATION,OBSERVATION, DEVELOPING FACTS, AND DRAWING CONCLUSIONS.” West PW in Analytical Chemistry (46) 1974 ANALYTICAL METHODOLOGY IDENTIFICATION DETERMINATION or ASSAY ANALYSISQUANTITATIONANALYTEVALIDATION METHODS or PROTOCOLS TECHNIQUES SOLVING A PROBLEM

Text Harris, 8 th Edition Harris, 8 th Edition You will receive Power point handouts You will receive Power point handouts They are the basics of lectures – you should supplement them with notes. They are the basics of lectures – you should supplement them with notes. Chapter 0 – very good overview Chapter 0 – very good overview Chapter 1 – Units, concentration calculations and dilutions – should be revision Chapter 1 – Units, concentration calculations and dilutions – should be revision

Labs Need to write prelabs Need to write prelabs Need to write web-quizzes Need to write web-quizzes Need hard covered notebooks, pens and markers for glassware – and safety glasses Need hard covered notebooks, pens and markers for glassware – and safety glasses Lab package available including notebooks $35 (includes $10 for handouts) Lab package available including notebooks $35 (includes $10 for handouts) Buy on Friday after class. Buy on Friday after class.

First Lab 10 th, 11 th September 10 th, 11 th September Meet in lab 3037 at 2.15 pm for safety talk and introduction to the first wet lab. Meet in lab 3037 at 2.15 pm for safety talk and introduction to the first wet lab. Bring lab manual. Bring lab manual. We will then go to the computer lab We will then go to the computer lab Bring calculator able to do statistic calcs Bring calculator able to do statistic calcs We can help if you have lost instructions We can help if you have lost instructions Dry lab – will do sample calcs and graphing. Dry lab – will do sample calcs and graphing. There is a practice example and answers on the web page at BOTTOM of list of labs There is a practice example and answers on the web page at BOTTOM of list of labs Excel – pp of Harris and in Lab Manual

Second lab In the 361 lab In the 361 lab Partners Partners You are expected to think You are expected to think

Tutorial? Mostly to help write up labs Mostly to help write up labs Come see me individually – or suggest a tutorial time. Come see me individually – or suggest a tutorial time. Class ombudsman? Class ombudsman?

Assignments Library assignment Library assignment With labs: Simplex, IR, Fluorescence,Radiochemistry With labs: Simplex, IR, Fluorescence,Radiochemistry Some problems from textbooks Some problems from textbooks Second assignment on Fluorescence Second assignment on Fluorescence Please bring calculator to class because every now and then I will ask you to do calculations in class Please bring calculator to class because every now and then I will ask you to do calculations in class

First Assignment Finding AOAC methods Finding AOAC methods Come see me if necessary and I will help you interpret it and go over what are the important parts Come see me if necessary and I will help you interpret it and go over what are the important parts Due Friday 21 st September pm. Due Friday 21 st September pm. Sign –up sheet for your chosen topic outside my office Sign –up sheet for your chosen topic outside my office

Quizzes October Quiz Thursday 11 October October Quiz Thursday 11 October November Quiz: Thursday 22 November November Quiz: Thursday 22 November Lab Quiz: TBA Lab Quiz: TBA