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Kokkoli Research GroupDepartment of Chemical Engineering and Materials Science (CEMS)

Instrument Assignments

Instruments which require regular maintenance:

Lyophilizer Carolyn a. Check regular oil condition
b. Check condensate regularly
c. Change oil every 1 month irrespective of usage
d. If oil is getting cloudy in less than a month troubleshoot
Incubator Brett and Frankie a. Check humidity pan every 2 weeks
b. Check CO2 level every week
c. Replace and order cylinders. One cylinder should always be in stock
Biosafety Cabinet Maroof and Rachel a. Check aspirator level everyday and clean as needed
b. Check the cabinet is working properly once a week
c. Disinfect every week using UV
d. Keep eye on molds and microbes
e. Thoroughly clean once a month
MilliQ System Tim a. Check meter is working once a week
b. Clean and calibrate once a month


Instruments which require limited maintenance:

MilliQ System Tim a. Check meter is working once a week
b. Clean and calibrate once a month
pH Meter Tim a. Check meter is working once a week
b. Clean and calibrate once a month.
Freezer and Refrigerator Brett a. Check frost deposit regularly
b. Check overall organization and dispose expired materials
Sonicator Garrett a. Clean every month
Liquid Nitrogen Tank Carolyn a. Check tank level every week
b. Fill once a month
c. Maintain, update and backup Database
Argon Supply Maroof a. Check Argon level
b. Order and replace as needed. One cylinder should always be in stock
Water Bath Garrett a. Check water level and clean as needed
Balances (2) Kamlesh a. Clean and calibrate every month
Pipettors (4 sets) Garrett a. Check all pipettors are working every month
b. Autoclave pipettors used in bio experiment every month
c. Send for calibration every six months
Centrifuges (2) Garrett and Ajay a. Clean and check every month
Microscopes (3) Matt and Frankie a. Check and clean every month
b. Order and replace bulbs as needed. One bulb should always be in stock
c. Maintain Hematocytometer slides, coverslips and counter.
Fluorescence Microscope Garrett a. Check and clean every month
Fluorescence Plate Reader Rachel a. Check and clean every month

Instruments that Require Minimal Maintenance:

LB Kamlesh
HPLC Brett and Rachel
FPLC Rachel
Drying Oven Ajay
Extruder Maroof and Rachel


Other maintenance tasks:

1. Safety Officer (Tim)

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