W202 Drinking Water – Final Results – Survey Shipped: July 13, 2020
W202 Final results (PDF)
Challenge Individual Challenges and Water Methodology Charts (pdf)
W202-1: Enterobacter species MPN MF ES PA - All
W202-2: no organisms present MPN MF ES
W202-3: Enterobacter species MPN MF ES
W202-4: E. coli MPN MF ES
Method and Analysis Time (hs) Charts MPN Time MF Time ES Time
MPN: most probable number; MF: membrane filtration; ES: enzyme substrate; PA: presence/absence
ISO17043