W213 Final Results

W213 Drinking Water – Final Results – Survey Shipped: October 24, 2021

W213 Final results (PDF)


 

ChallengeIndividual Challenges and Water Methodology Charts (pdf)
W213-1: E. coliMPNMFESPA - All
W213-2: E. coliMPNMFES
W213-3: Enterobacter speciesMPNMFES
W213-4: Blank MPNMFES
Method and Analysis Time (hs) ChartsMPN TimeMF TimeES TimePA Time

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

 

 

Posted in critiques, Water Microbiology Results