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AOAC RESEARCH INSTITUTE
AOAC
OFFICIAL METHODS OF ANALYSIS
(OMA)
OMAMAN-16: 3M Petrifilm Rapid Yeast And Mold Collaborative Study*
Study Director: Erin Crowley, Q Laboratories, 1400 Harrison Avenue, Cincinnati, OH 45214
Co-Study Director: Bob Jechorek, 3M Food Safety, 3M Center, Building 260-06-B-01, St. Paul, MN 55144
Page 9, lines 8-10: State the repeatability SD values supporting this assertion. Page 9, lines 30-32: State
the repeatability SD values supporting this assertion. Page 9, lines 42-44: State the repeatability SD
values supporting this assertion. Page 10, lines 7-9: State the repeatability SD values supporting this
assertion. Page 10, lines 21-23: State the repeatability SD values supporting this assertion. Page 10 lines
42-44: State the repeatability SD values supporting this assertion. Add the requested repeatability SD
values as footnotes to relevant Tables.
ER 8
Applicability statement is too general. Tables are not properly footnoted.
Supporting Data and Information: Does data from collaborative study support the method as written?
ER 1
Yes.
ER 2
Yes
ER 3
Yes
ER 4
Yes
ER 5
yes
ER 6
Yes
ER 7
Yes, in general.
ER 8
Yes.
Supporting Data and information: Does data collected support the criteria given in the collaborative study protocol?
ER 1
The data supports the criteria.
ER 2
Yes
ER 3
No
ER 4
yes
ER 5
yes
ER 6
Yes
ER 7
Yes.
ER 8
Yes.
Are there any concerns regarding the safety of the method?
ER 1
To be covered once Safety Advisor review is presented.
ER 2
No
ER 3
No
ER 4
No
ER 5
No
ER 6
No
ER 7
No.
ER 8
No.
Are there any concerns regarding the data manipulation, data tables, or statistical analysis?
ER 1
No concerns.
ER 2
No
ER 3
The manuscript would be much stronger if a more detail rational is given as to why some of the
collaborative labs were excluded. It is understandable to have such occurrences in a large collaborative
study.
ER 4
No
ER 5
No
ER 6
No
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