How are presence/absence test samples confirmed (method 8319 and 8364)?

Document ID

Document ID TE1142

Version

Version 6.0

Status

Status Published

Published Date

Published Date 04/16/2019
Question
How are presence/absence test samples confirmed (method 8319 and 8364)?
Summary
For confirmation follow the steps in Table 1 of method 8319 and 8364.
Answer
Follow the steps in Table 1 of Coliforms, Presence/Absence-P/A Broth Method 8319. P/A Broth with MUG Method 8364. Inoculum from incubated presence/absence samples are used to confirm the presence of total coliforms, fecal coliforms or E. coli in the original water sample.
 

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