Micro December 2018
1 2
Michael Brodsky
Brodsky Consultants, 73 Donnamora Crescent, Thornhill, Ontario L3T 4K6, Canada 3
4
5
Maria Cristina Fernandez
Universidad Maimonides, Hidalgo 775 (esq. Felipe Vallese), C1405BCK Buenos Aires, Argentina 6
7
8 9
Scope of Method
10
( a ) Target organisms. — Escherichia coli and coliforms.
11
( b ) Matrices. —Evaluated with Butterfield’s phosphate-buffered dilution water (BPBD):
Pasteurized whole milk, butter, non-fat dry milk powder, fresh raw ground pork (90% lean), 12
lamb chop, fresh raw ground chicken (92% lean), chicken carcass rinsate, shell eggs, liquid egg 13
whites, powdered egg whites, sprouts, cranberries, powdered infant formula with probiotics, 14
powdered infant formula without probiotics, dry dog kibble, flour (all-purpose), chocolate chip 15
cookie dough. Evaluated with BPBD and peptone salt solution (PSS): fresh raw ground beef 16
(73% lean), raw frozen chicken wings (bone in, skin on), raw milk, whole liquid egg, tuna sushi 17
(tuna fillet, no rice), smoked salmon, bunched spinach, pasteurized carrot juice, ready-made 18
sandwiches (turkey breast, provolone cheese, lettuce, red onion and multi-grain bread), raw 19
vegetable with salad dressing (coleslaw), chicken feed, soybean meal, stainless steel 20
environmental surface (type 304, food grade, sampled by sponge), sealed concrete 21
22
environmental surface (sampled by sponge).
3
Made with FlippingBook HTML5