Text: Laboratory Exercises in Chemistry by Francis W

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2/6/2016 8:22 PM
The following is a description of the job of the Preparation Person for the 1506 Lab.
In my experience, the most important thing that needs to happen for the Prep person
to have a successful semester, is to have constant communication with the Lab
coordinator. Therefore, most communication will be done using Dr Moser’s Web
Site, e-mails, phone calls and visits. As one of my Prep People, you will be
expected to provide me with your current e-mail address and your current cell and
home phone number. If you are a member of the Chemistry department, I want you
to provide your current chemistry department office number and your supervisor
within the department. You will be expected to check your e-mail daily and
respond to all e-mails from your coordinator and instructors within 24 hours.
The central focus of this position is stocking of the experiment carts for 1506
laboratory course, properly labeling waste containers and placing them onto
Chemical waste shelves in room 6047, and accurately maintaining the chemical list
on Dr Moser’s web site. The supply list will be maintained by the Purchasing
Coordinator. The syllabus for the lab will be found in the Student Information
section for Laboratory Classes Taught in Dr Moser’s Web site. It will indicate the
experiments, the order and the week that they will be done in class. One cart will
need to be stocked.

Each week,
o At the beginning of the week, last week’s experiment’s chemicals,
waste chemical containers and equipment are removed from the cart
and hood.
 The reusable chemicals and equipment are put back into the
Prep Room. All prepared chemicals and waste containers are
labeled with Hazardous Waste Disposal Forms placed on the
Waste Chemical shelves in room 6047. The Waste
Coordinator will handle them from here. .
 Check ahead two weeks to verify that the chemicals and
supplies needed, are in the Prep Room.
o At the end of the week, the supplies and chemicals needed for next
week are placed on the cart. If some supplies are missing, notify the
laboratory coordinator.
 The supplies, waste container and chemical preparation for
each experiment are listed in Appendix C (Equipment and
Chemicals) of the Chemistry 1506L Instructor’s Lab Manual.
 Two determine how much of each reagent is to be maintained
in the Prep room, see chemical supplies on web site. Use the
following considerations:
 About 163 students in 8 laboratory sections.
 Working in partners, there will be about 85
experiments run.

o
o
o
o
o
Quantities of chemicals needed to be prepared in the Prep room
are listed in the Instructors Lab Manual per 25 pairs of students
(25 experiments or 2 sections). To determine how much of each
reagent or supply is needed for all sections, divide the number of
experiments to be run by 25 (85/25 =4), then multiply the
quantities listed in the laboratory manual by this number (1) and
then double all resulting quantities (This will give each pair of
students twice the amount of reagent needed). Please read the
experiment to see if these quantities are realistic.
Waste chemicals are placed on the west wall of room 6047. The
Waste Coordinator will handle them from here.
Clean, empty chemical containers are placed on the west wall of
room 6047. The Waste Coordinator will handle them from here.
They are not to be put into the Waste Glass Crock.
Verify that the chemicals and supplies are on the lists on Dr Moser’s
web site. This list will be maintained b the Purchasing Coordinator.
Please note that it will take the Purchasing Coordinator 4-6 weeks to
get you items. See the list of chemicals and supplies at the end of
each experiment.
No prepared reagents are to be stored in the prep room. After the
prepared chemicals are removed from the carts, they are labeled with
Hazardous Waste Disposal Labels and placed on the Chemical
Waste Shelves on the west wall of room 6047.
If you have particular questions, please address them to the lab
coordinator.
Procedural issues

If you find that updates to the web site are needed, Prep Room items need to be
addressed or any other issue, please contact your lab coordinator.
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