Frequent Questions

In method 504.1 it states in 8.3.2 "Because 1,2,3-trichloropropane has been added to the analyte list in this method and has been found to have a 14-day maximum holding time in studies conducted for Method 524.2 , all samples must be extracted within 14 d

The technical holding time for EDB and DBCP is 28 days after collection to extraction and analysis.

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