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Method News
AOAC® Official
MethodsSM Program
METHODS NEWS
Precollaborative Study Protocols Submitted for
Review
Precollaborative Study Protocols Approved
Precollaborative Study Manuscripts Submitted for
Review
Precollaborative Study Manuscripts Approved
Collaborative Study Protocols Submitted for Review
Collaborative Study Protocols Approved
Collaborative Study Manuscripts Submitted for
Review
Method Modifications Submitted for Review
Method Modifications Approved
Methods for Possible First Action Official MethodsSM
Adoption
Methods Adopted as First Action Official MethodsSM
Methods Approved Final Action
Methods Approved for Repeal
METHODS NEWS
( Reflects new submissions, proposed actions, and changes in the status of method reviews
as of April 1,
2008. Only currently active methods are listed.)
The AOAC® Official Methods
ProgramSM is designed to provide
fully validated methods that can be used with confidence by regulatory
agencies, regulated industry, product testing laboratories, and
academic institutions. They are subjected to an eight or more laboratory collaborative study according to internationally recognized standards and receive rigorous scientific review of performance results. Adoption of a method is based on the demonstration of its reliability and practicality by completion of a successful collaborative study.
Notice of official actions and changes in the status of methods currently in review are listed below.
Any interested party may submit comments and data in writing for or against methods recommended for Repeal, or Final Action. To comment, or for information on how to submit a method, or become a collaborator, General Referee, Study Director, Method Advisor, or Topic Advisor, contact Deborah McKenzie, AOAC INTERNATIONAL, 481 N. Frederick Ave, Suite 500, Gaithersburg, MD 20877-2417, USA, Tel: +1-301-924-7077 ext. 157, Fax: +1-301-924-7089, e-mail: dmckenzie@aoac.org
Precollaborative Study Protocols Submitted for Review
[Proposed outlines for in-house studies (typically microbiological methods only) under review by the General Referee, Safety Advisor, Statistician, and Methods Committee]
Precollaborative Study Protocols Approved
[Proposed outlines for in-house studies (typically microbiological methods only) accepted by the General Referee, Safety Advisor, Statistician, and Methods Committee]
Enterobacter sakazakii in Powdered Infant Formula by the Assurance for Enterobacter sakazakii, OMA-2007-Apr-007
Contact Phil Feldsine, BioControl Systems, Inc., 12822 SE 32nd St, Bellevue, WA 98040, USA, Tel: +1-425-603-1123, Fax: +1-435-586-3308, e-mail: ptf@biocontrolsys.com
Enterobacter sakazakii in Powdered Infant Formula by the TEMPO Enterobacter sakazakii Method, OMA-2007-Apr-008
Contact Ron Johnson, bioMérieux, Inc., 595 Anglum Rd, Hazelwood, MO 65042, USA, Tel: +1-314-506-8182, Fax: +1-314-731-8276, e-mail: ron.johnson@na.biomerieux.com
Enterobacter sakazakii in Powdered Infant Formula by the MATRIX PSAK50 Method, OMA-2007-Apr-009
Contact Adrian Parton, Matrix MicroScience Ltd, Lynx Business Park, Fordham Rd, Newmarket, Cambridgeshire, CB8 7NY, UK, Tel: +44 (0) 1638 723110, Fax: +44 (0) 1638 723111, e-mail: adrian.parton@matrixmsci.com
Enterobacter sakazakii in Powdered Infant Formula by the BAX ® Assay for the Detection of Enterobacter sakazakii, OMA-2007-Apr-010
Contact Morgan Wallace, Dupont Qualicon, ESL Bldg 400, Rt 141 and Henry Clay Rd, Wilmington, DE 19880, USA, Tel: +1-302-695-5473, Fax: +1-302-695-5877, e-mail: morgan.wallace@usa.dupont.com
Enterobacter sakazakii in Powdered Infant Formula by the Zurich Procedure, OMA-2007-Apr-011
Contact Han Joosten, Nestlé, Research Center, PO Box 44, CH-1000 Lausanne 26, Switzerland, Tel: +41 21 785 8229, Fax: +41 21 785 8553, e-mail: han.joosten@rdls.nestle.com
Enterobacter sakazakii in Powdered Infant Formula by the Revised BAM Method, OMA-2007-Apr-013
Contact Keith Lampel, U.S. Food and Drug Administration, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA, Tel: +1-301-436-2007, e-mail: keith.lampel@fda.hhs.gov
Enterobacter sakazakii in Powdered Infant Formula by the TECRA HELIX E. sakazakii Method, OMA-2007-Apr-015
Contact Ian Garthwaite, TECRA International, 13 Rodborough Rd, Frenchs Forest, NSW 2086, Australia, Tel: +61 2 8977 3000, Fax: +61 2 9453 3422, e-mail: ian.garthwaite@tecra.net
Evaluation of the Botulinum Toxin ELISA for the Detection of Toxins A, B, E, and F in Select Foods, OMA-2007-Oct-037
Contact Richard Whiting, U.S. Food and Drug Administration, Center for Food Safety and Applied Nutrition, HFS-300, 5100 Paint Branch Pkwy, College Park, MD 20740-3835, USA, Tel: +1-301-436-1925, Fax: +1-301-436-2632, e-mail: richard.whiting@fda.hhs.gov
Precollaborative Study Manuscripts Submitted for Review
[ Data collected from completed in-house studies (typically microbiological methods only) under review by the General Referee, Safety Advisor, Statistician, and Methods Committee]
Precollaborative Study Manuscripts Approved
[Data collected from completed in-house studies (typically microbiological methods only) accepted by the General Referee, Safety Advisor, Statistician, and Methods Committee]
GeneQuenceTM Salmonella Test Using 24-Hour Enrichment Protocols for the Detection of Salmonella spp. in Select Foods, OMA-2005-Jul-019
Contact Mark Mozola, Neogen Corp., 620 Lesher Pl, Lansing, MI 48912, USA, Tel: +1-517-372-9200; Fax: +1-517-372-0108; e-mail: mmozola@neogen.com
Collaborative Study Protocols Submitted for Review
[Proposed protocol for study designs involving 8 (quantitative) to 10 (qualitative) independent laboratories under review by the General Referee, Safety Advisor, Statistician, and Methods Committee. Please contact the primary author if your laboratory is interested in participating in the collaborative study.]
TEMPO® EC for the Enumeration of Escherichia coli in a Variety of Foods and TEMPO® CC for the Enumeration of Total Coliform Counts in a Variety of Foods, OMA-2007-Nov-041
Contact Ron Johnson, bioMérieux, Inc., 595 Anglum Rd, Hazelwood, MO 65042, USA, Tel: +1-314-506-8182, Fax: +1-314-731-8276, e-mail: ron.johnson@na.biomerieux.com
Department of Defense Critical Reagents Program and National Guard Bureau Detection of Virulent and Avirulent Bacillus anthracis Spores From Dry Filter Unit Filters by PCR
Contact Diane Dutt, 5183 Blackhawk Rd,Aberdeen Proving Ground, Aberdeen, MD 21010, USA, Tel: +1-410-436-7831, e-mail: diane.dutt1@us.army.mil
National Guard Bureau Detection of Virulent and Avirulent Bacillus anthracis Spores by PCR
Contact Diane Dutt, 5183 Blackhawk Rd, Aberdeen Proving Ground, Aberdeen, MD 21010, USA, Tel: +1-410-436-7831, e-mail: diane.dutt1@us.army.mil
Immunoglobulin G in Bovine Colostrum, Milk Products, and Dietary Supplements by Surface Plasmon Resonance
Contact Leyton Gapper, Fonterra Cooperative Group Ltd., Dairy Farm Rd, Private Bag 11029, Palmerston North, New Zealand, Tel: 64 6 350 4600 ext. 7503, Fax: 64 6 350 4607, e-mail: leyton.gapper@fonterra.com
Bovine Immunoglobulin G in Bovine Colostrum, Bovine Milk, and Bovine Dietary Supplements by Protein G Affinity Liquid Chromatography
Contact Donald Otter, Fonterra Cooperative Group Ltd., Dairy Farm Rd, Private Bag 11029, Palmerston, North, New Zealand, Tel: 64 6 350 4600 ext. 7043, Fax 64 6 350 4607, e-mail:
don.otter@fonterra.com
Collaborative Study Protocols Approved
[Data collected from 8 (quantitative) and 10 (qualitative) independent laboratories accepted by the General Referee, Statistician, Safety Advisor, and Methods Committee]
Oxytetracycline in Animal Feed, Fish Feed, and Animal Remedies, Liquid Chromatrography with Fluorescence Detection, OMA-2004-Oct-017
Contact Nancy Thiex, South Dakota State University, Olson Biochemistry Laboratories, Box 2170 ASC 36A, Brookings, SD 57007-1217, USA,
Tel: +1-605-688-5466, Fax: +1-605-688-6295, e-mail: nancy.thiex@sdstate.edu
Bifenthrin Analysis for the Technical Chemical and Formulations Utilizing a Gas Chromatography/Flame Ionization Detection Method, OMA-2005-May-012
Contact Ed Kikta, FMC Corp., R&D, PO Box 8, Princeton, NJ 08543-008, USA, Tel: +1-609-951-3640, Fax: +1-609-951-3835, e-mail: edward_kikta@fmc.com
966.04 Preliminary Evaluation of Cooked Meat Medium with Manganese Sulfate for the Cultivation of Clostridium sporogenes, OMA-2006-Nov-075
Contact Stephen Tomasino, U.S. Environmental Protection Agency, Environmental Science Center, 701 Mapes Rd, Fort Meade, MD 20755-5350, USA, Tel: +1-410-305-2976, Fax: +1-410-305-3094, e-mail: Tomasino.Stephen@epa.gov
Coenzyme Q10 Content in Raw Materials and Dietary Supplements by HPLC-UV, OMA-2007-Apr-012
Contact Mark Roman, Tampa Bay Analytical Research, Inc., PO Box 931, Safety Harbor, FL 34695, USA, Tel: +1-727-422-8028, Fax: +1-484-910-8727, e-mail: mroman@tampabayanalytical.com
Vitamin B12, Biotin, Folic Acid, and Pantothenic Acid by Surface Plasmon Resonance in Fortified Bovine Milk-Based Infant Formula, Fortified Soya-Based Infant Formula, Fortified Baby Food, Fortified Cereals, Vitamin Premix, and Fortified Dietary Supplements, OMA-2007-Jun-023
Contact Pathik Vyas, AgriQuality Laboratory Network, Auckland Laboratory, 131 Boundary Rd, Blockhouse Bay, PO Box 41, Auckland, New Zealand, Tel: 64 9 626 8216, Fax: 64 9 626 8282, e-mail: vyasp@agriquality.com
TEMPO® TVC for the Enumeration of Aerobic Mesophilic Flora in a Variety of Foods, OMA-2007-Jun-024
Contact Ron Johnson, bioMérieux, Inc., 595 Anglum Rd, Hazelwood, MO 65042, USA, Tel: +1-314-506-8182, Fax: +1-314-731-8276, e-mail: ron.johnson@na.biomerieux.com
Field Study of National Guard Bureau Swab Environmental Sampling Method, OMA-2007-Jul-026
Contact Diane Dutt, 5183 Blackhawk Rd, Aberdeen Proving Ground, Aberdeen, MD 21010, USA, Tel: +1-410-436-7831, e-mail: diane.dutt1@us.army.mil
Lycopene in Supplements and Raw Materials by Reversed-Phase High-Performance Liquid Chromatography, OMA-2007-Nov-039.R1
Contact Jayant Deshpande, OmniActive Health Technologies, A-131, Wagle Industrial Estate, Thane, India, 400604, Tel: +91-22-2583-1672, Fax: +91-22-2583-3771, e-mail: j.deshpande@omniactives.com
Methylsulfonylmethane (MSM) Content in Raw Materials and Dietary Supplements by GC-FID, OMA-2007-Nov-046.R1
Contact Mark Roman, Tampa Bay Analytical Research, Inc., PO Box 931, Safety Harbor, FL 34695, USA, Tel: +1-727-422-8028, Fax: +1-484-910-8727, e-mail: mroman@tampabayanalytical.com/p>
Dimethylsulfoxide (DMSO) in Methylsulfonylmethane (MSM) Raw Materials by GC-FID, OMA-2007-Nov-048.R1
Contact Mark Roman, Tampa Bay Analytical Research, Inc., PO Box 931, Safety Harbor, FL 34695, USA, Tel: +1-727-422-8028, Fax: +1-484-910-8727, e-mail: mroman@tampabayanalytical.com
Ginsenosides in Panax ginseng and Panax quinquefolius Raw Materials and Finished Products by High-Performance Liquid Chromatography, OMA-2008-Feb-005
Contact Paula Brown, British Columbia Institute of Technology, Herbal Evaluation and Analysis Laboratory, 3700 Willingdon Ave, Burnaby, British Columbia V5G 3H2, Canada, Tel: 604 412 7484, Fax: 604 433 5893, e-mail: Pbrown@bcit.ca
Collaborative Study Manuscripts Submitted for Review
[Final study manuscripts detailing results, data analysis, and conclusions from 8 (quantitative) to 10 (qualitative) independent laboratories under review by the General Referee, Statistician, Safety Advisor, and Methods Committee]
TECRA Staphylococcus aureus Visual Immunoassay, OMA-2006-Mar-036
Contact Ian Garthwaite, TECRA International, 13 Rodborough Rd, Frenchs Forest, NSW, 2086 Australia, Tel: 61-2-8977 3000, Fax: 61-2 9972 7869, e-mail: ian.garthwaite@tecra.net
Decoquinate in Feeds by Liquid Chromatography, OMA-2006-Jun-050.R1
Contact Anivis Sanchez, Canadian Food Inspection Agency, 960 Carling Ave, Bldg 22, Ottawa, Ontario KIA 0C6, Canada, Tel: 613-759-1298, Fax: 613-759-1260
Moisture and Fat in Meats by Microwave and Nuclear Magnetic Resonance Analysis, OMA-2007-Jul-025
Contact Cindy Rushing Moser, CEM Corp., PO Box 200, Matthews, NC 28106-0200, USA, Tel: +1-704-821-7015, Fax: +1-704-821-7894, e-mail: cindy.moser@cem.com
Coenzyme Q10 Content in Raw Materials and Dietary Supplements by HPLC-UV, OMA-2007-Sep-032
Contact Mark Roman, Tampa Bay Analytical Research, Inc., PO Box 931, Safety Harbor, FL 34695, USA, Tel: +1-727-422-8028, Fax: +1-484-910-8727, e-mail: mroman@tampabayanalytical.com
Gliadin as a Measure of Gluten in Foods, OMA-2008-Jan-004
Contact Ulrike Immer, R-Biopharm AG, Landwehrstr. 11, Darmstadt 64293, Germany, Tel: 0049 6151 8102 38, Fax: 0049 6151 8102 20, e-mail: u.immer@r-biopharm.de
Chondroitin Sulfate Content in Raw Materials and Dietary Supplements by HPLC-UV after Enzymatic Hydrolysis, OMA-2008-Feb-010
Contact Mark Roman, Tampa Bay Analytical Research, Inc., PO Box 931, Safety Harbor, FL 34695, USA, Tel: +1-727-422-8028, Fax: +1-484-910-8727, e-mail: mroman@tampabayanalytical
Method Modifications Submitted for Review
[Proposed modifications (procedure changes, editorial changes, analyte additions, method extentions, etc.) of existing AOAC Official Methods under review by the General Referee, Safety Advisor, Statistician, and Methods Committee]
2003.09 Validation of the Equivalence of a Minor Modification to AOAC Method 2003.09 with the Reference Culture Method for the Detection of Salmonella in Foods, OMA-2006-Mar-037
Contact Morgan Wallace, Dupont Qualicon, ESL-Bldg 400, Rt 141 and Henry Clay Rd, Wilmington, De 19880, USA, Tel: +1-302-695-5473, Fax: +1-302-695-5877
2003.12 Validation of the Equivalence of a Minor Modification to AOAC Method 2003.12 with the Reference Culture Method for the Detection of Listeria monocytogenes in Foods, OMA-2006-Mar-040
Contact Morgan Wallace, Dupont Qualicon, ESL-Bldg 400, Rt 141 and Henry Clay Rd, Wilmington, DE 19880, USA, Tel: +1-302-695-5473, Fax: +1-302-695-5877
Method Modifications Approved
996.09 Validation Study to Demonstrate the Equivalence of a Minor Modification of Visual Immunoprecipitate (VIP) for EHEC Method to the Reference Culture Method, OMA-2007-Aug-027
Contact Philip Feldsine, BioControl Systems Inc., 12822 SE 32nd St, Bellevue, WA 98005-4318, USA, Tel: +1-425-603-1123, Fax: +1-425-603-0070, e-mail: ptf@biocontrolsys.com
996.14 Validation Study to Demonstrate the Equivalence of a Minor Modification of Assurance Enzyme Immunoassay Method for Detection of Listeria in Foods and Environmental Surfaces to the Reference Culture Method, OMA-2007-Aug-029
Contact Philip Feldsine, BioControl Systems Inc., 12822 SE 32nd St, Bellevue, WA 98005-4318, USA, Tel: +1-425-603-1123, Fax: +1-425-603-0070, e-mail: ptf@biocontrolsys.com
997.07 Validation Study to Demonstrate the Equivalence of a Minor Modification of Visual Immunoprecipitate (VIP) for Listeria Method to the Reference Culture Method, OMA-2007-Aug-028
Contact Philip Feldsine, BioControl Systems Inc., 12822 SE 32nd St, Bellevue, WA 98005-4318, USA, Tel: +1-425-603-1123, Fax: +1-425-603-0070, e-mail: ptf@biocontrolsys.com
999.09 Validation Study to Demonstrate the Equivalence of a Minor Modification of Visual Immunoprecipitate (VIP) for Salmonella Method to the Reference Culture Method, OMA-2007-Apr-016
Contact Philip Feldsine, BioControl Systems Inc., 12822 SE 32nd St, Bellevue, WA 98005-4318, USA, Tel: +1-425-603-1123, Fax: +1-425-603-0070, e-mail: ptf@biocontrolsys.com
Methods for Possible First Action Official MethodsSM Adoption
(Methods for possible First Action adoption under review by the General Referee, Safety Advisor, Statistician, and Methods Committee)
Quantitative Three Step Method, OMA-2006-Jun-051
Contact Stephen Tomasino, U.S. Environmental Protection Agency, Environmental Science Center, 701 Mapes Rd, Fort Meade, MD 20755-5350, USA, Tel: +1-410-305-2976, Fax: +1-410-305-3094, e-mail: Tomasino.Stephen@epa.gov
Aconitum Alkaloids in Dietary Supplements and Raw Materials by Reversed-Phase Liquid Chromatography-Ultraviolet Detection with Confirmation by Tandem Mass Spectrometry, OMA-2007-Jun-022
Contact Sui-kay Wong, Hong Kong Government Laboratory, 88 Chung Hau St, 7F, Homantin Government Offices, Homantin, Kowloon, Hong Kong, Tel: 852-2762-4042, Fax: 852-2194-1147, e-mail: skwong@govtlab.gov.hk
Coenzyme Q10 Content in Raw Materials and Dietary Supplements by HPLC-UV, OMA-2007-Sep-032
Contact Mark Roman, Tampa Bay Analytical Research, Inc., PO Box 931, Safety Harbor, FL 34695, USA, Tel: +1-727-422-8028, Fax: +1-484-910-8727, e-mail: mroman@tampabayanalytical
Methods Adopted as First Action Official MethodsSM
2007.08 Low-Level Pesticide Residues in Soft Drinks and Sports Drinks by Liquid Chromatography with Tandem Mass Spectrometry
Contact Paul Milne, Pepsi-Cola Co., 100 Stevens Ave, Valhalla, NY, USA, Tel: +1-914-742-4743, Fax: +1-914-749-3307, e-mail: pmilne@pepsi.com
2007.09 Determination of Pesticide Residues (>0.5 µg/L) in Soft Drinks and Sports Drinks by Gas Chromatography with Mass Spectrometry
Contact Paul Milne, Pepsi-Cola Co., 100 Stevens Ave, Valhalla, NY, USA, Tel: +1-914-742-4743, Fax: +1-914-749-3307, e-mail: pmilne@pepsi.com
2008.01 Lasalocid Sodium in Animal Feeds and Premixes by Reversed-Phase High-Pressure Liquid Chromatography with Fluorescence Detection
Contact Charles Focht, Nebraska Department of Agriculture, 3703 S. 14th St, Lincoln, NE 68502, USA, Tel: +1-402-471-2176, Fax: +1-402-471-0091, e-mail: chaslf@agr.state.ne.us
2008.02 Total Aflatoxins B1, B2, G1, and G2 and Ochratoxin A in Ginseng and Ginger by Multitoxin Immunoaffinity Column Cleanup and Liquid Chromatographic Quantitation
Contact Mary Trucksess, U.S. Food and Drug Administration, 5100 Paint Branch Pkwy, College Park, MD 20740, USA, Tel: +1-301-436-1957, Fax: +1-301-436-2665, e-mail: mary.trucksess@fda.hhs.gov
2008.03 Soy Isoflavones in Dietary Supplements, Supplement Ingredients, and Soy Foods by High-Performance Liquid Chromatography with Ultraviolet Detection
Contact Mark Collison, ADM–Research, James R. Randall Research Center, 1001 Brush College Rd, Decatur, IL 62521-1656, USA, Tel: +1-217-451-4740, Fax: +1-217-451-4561, e-mail: collison@admworld.com
2008.04 Hydrastine and Berberine in Goldenseal Raw Materials, Extracts, and Dietary Supplements by HPLC-UV
Contact Paula Brown, British Columbia Institute of Technology, Technology Centre and School of Health Sciences, NHP Research Group, 3700 Willingdon Ave, Burnaby, British Columbia V5G 3H2, Canada, Tel: 1-604-412-7484, Fax: 1-604-433-5893, e-mail: paula_brown@bcit.ca
Methods Approved Final Action
(The following First Action Official MethodsSM were recommended for Final Action status in September 2007 Methods Committee Annual Reports. The Official Methods Board approved a status change for these methods at its January 2008 meeting.)
985.09 Glucose and Fructose in Wine
986.14 Orange Pulpwash and/or Added H2O in Processed Florida Orange Juice
987.02 Potassium in Beer
987.03 Sodium in Beer
988.06 Specific Gravity of Beer and Wort
988.07 Carbon Dioxide in Wines
991.46 Glycerol in Wine and Grape Juice
994.05 Light Filth in Cheeses
996.09 Escherichia coli O157:H7 in Selected Foods
996.10 Escherichia coli O157:H7 in Selected Foods
997.09 Nitrogen in Beer, Wort, and Brewing Grains Protein (Total) by Calculation
999.07 Aflatoxins B1 and Total Aflatoxins in Peanut Butter, Pistachio Paste, Fig Paste, and Paprika Powder
2003.10 Ephedrine Alkaloids in Human Urine and Plasma
2003.13 Ephedrine and Pseudoephedrine in Botanicals and Dietary Supplements by HPLC-UV
2004.02 Listeria monocytogenes in Foods
2004.06 Listeria in Foods
2004.09 Maleic Hydrazide (MH) in Technical and Pesticide Formulations
2004.10 Ochratoxin A in Green Coffee
2005.01 Glucosamine in Raw Materials and Dietary Supplements Containing Glucosamine Sulfate and/or Glucosamine Hydrochloride
2005.03 Detection and Confirmed Quantitation of Coliforms and E. coli in Foods
2005.04 Escherichia coli O157:H7 in Selected Foods
2005.05 Shigatoxin genes, from E. coli O157:H7, in Selected Foods
Methods Approved for Repeal
(The following First Action Official MethodsSM were recommended for Repeal status in September 2007 Methods Committee Annual Reports. The Official Methods Board approved a status change for these methods at its January 2008 meeting.)
986.28 Mammalian Feces in Corn Meal
2000.07 (Salmonella in Foods
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