Gowning for the Cleanroom
NOTE: IF YOU WEAR CONTACT LENSES: you may not use this lab without
written permission from the lab manager or the building safety officer.
Detailed Gowning Procedure
In case of any EQUIPMENT PROBLEMS or failure contact Chris Levey (217e Cummings, 646-2071). In case of a building problem, contact the above or Gary Durkee (17 Cummings, 646-3457)
Select an appropriate Tyvek frock jacket (S, M, L, XL, or XXL) from the
hanger; zip or snap it up all the way.
The bouffant cap (hair net) goes over the ears, with hair tucked underneath.
Select shoe-covers (M or L) from the right hand bin. Sitting on the bench
facing the rack, keep uncovered shoes to the left and covered shoes to the
right, swinging your foot from one side to the other as you put the cover on.
Be sure they cover the entire shoe.
Don a pair of light weight Nitrile disposable gloves (M or L). [Latex gloves
are also available if the slightly higher finger sensitivity they provide is
critical to your work, but they are more expensive and intrinsicly slightly
Step on the adhesive "tackey-mat" at least three times before entering the
Enter the lab directly and let the door close. Never hold the door open.
Use heavier Trionic acid/solvent gloves on top of the Nitrile gloves when using
acids, caustics, or organic solvents (i.e. most any time you are in the hood).
NOTE: Nitrile gloves do not hold up to Acetone well; they rip easily after
When using acids or caustics, you must wear:
Eye protection--safety goggles or safety glasses with a side shield.
Double gloves (Nitrile plus Trionic)
An Acid Apron
Never remove garments in the cleanroom; if you need to remove a sweater, return to the gowning room first.
After you are done for the day please dispose the hair nets and gloves, place
the boot covers in the marked (left) bin, and hang up the frock jacket.
You may hang the your gloves and bouffant cap on your clip. You may reuse up to
three times, but always discard after heavy wear, if soiled with chemicals.
Place the boot covers in the marked (left) bin, and hang up the frock jacket.
Use only equipment you are authorized to use. If you are in doubt about how to
use a piece of equipment, ask first.
In case of SAFETY problems:
campus line: dial 911
outside line: dial 911
- Dartmouth Chemical Safety Officer/followup on CHEMICAL SPILL response:
(first dial 911 if an emergency)
Mike Cimis at 6-0235 (or 603-646-0235 off campus)
Environmental Health and Safety at 6-1762 (603-646-1762).
- Building safety officer:
Gary Durkee at 6-3457(or 603-646-3457 off campus)
- Thayer Safety Director:
Chris Levey at 6-2071 (or 603-646-2071 off campus)