W191

W191 Drinking Water – Final Results – Survey Shipped: April 8, 2019

W191 Final results (PDF)


 

ChallengeIndividual Challenges and Water Methodology Charts (pdf)
W191-1: E. coliMPNMFESPA - All
W191-2: Enterobacter species MPNMFES
W191-3: Enterobacter species MPNMFES
W191-4: Enterobacter species MPNMFES
Method and Analysis Time (hs) ChartsMPN TimeMF TimeES Time

MPN: most probable number; MF: membrane filtration; ES: enzyme substrate; PA: presence/absence

 

 

Posted in critiques, Water Microbiology Results, WBNews