WATER MICROBIOLOGY LABORATORY EVALUATION FORM
State of Illinois
Illinois Department of Public Health
LABORATORY EQUIPMENT, SUPPLIES AND MATERIALS
1.
Service contracts or in-house protocols on laboratory equipment; service records include equipment, date,
name of servicing person and service provided (465.400m).
______
2.
Balances
Manufacturer/Model __________________________________________________________________
Manufacturer/Model __________________________________________________________________
a. Top loading or trip pan balance clean, not corroded (465.330a).
______
b. Balances used for weighing 2 grams or more detects 100 mg at a 150-gram load (465.330a1).
______
c. Analytical balances used for weighing less than 2 grams sensitive to 1 mg at a 10 gram load
0.38"(465.330a2).
______
QC d. Balance(s) calibrated monthly using NIST Echelon I or II, or equivalent ASTM 1, 2, 3 weights using
minimum of three weights that bracket the weighing requirements of the laboratory (465.400b).
______
QC e. Certificate listing correction data accompanies NIST or ASTM weights (465.400b).
______
QC f. NIST or ASTM weights recertified every five years (465.400b).
______
QC g. Electronic balances calibrated annually by service representative; certificate of calibration maintained
(465.400b).
______
3.
Temperature Monitoring Devices
Manufacturer/Certification Number ______________________________________________________
a. NIST certified thermometer [graduated in 0.2° or less and accompanied by its certification papers
(465.330k5)].
______
b. NIST checked at ice point annually (465.400c).
______
c. NIST calibrated every five years, mercury NIST at each temperature of use (465.400c).
______
QC d. Calibration of thermometers and automatic temperature recording devices checked annually at
temperature of use against a certified thermometer (465.330k5).
______
e. Laboratory thermometers do not vary more than ± 1°C from certified thermometer (465.330k5).
______
f. No separation in the liquid column (465.330k8).
______
g. Glass or electronic thermometers graduated in no greater than 0.5°C units for use in 35°C incubators
(465.330k1).
______
h. Glass or electronic thermometers graduated in no greater than 0.2°C units for use in 44.5°C water baths
(465.330k2).
______
i. Glass or electronic thermometers graduated in no greater than 1.0°C units for use in 55°C to 65°C
incubators (465.330k3).
______
j. Electronic thermometers with thermo couplings and continuous recording devices sensitive to no greater
than 0.5°C for 35°C incubators, 0.2 °C for 44.5°C water baths, 1.0°C for 55°C-65°C incubators
(465.330k4).
______
k. Maximum registering thermometer or data logger graduated in increments no greater than 1°C
(465.330k6).
______
l. All thermometers tagged with correction factor, date calibrated, temperature calibrated, initials (465.400c). ______
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