Step 4: Collect the sample. Detailed instructions are provided for sanitizing the faucet and flushing the line. Samples from the kitchen faucet are not recommended; samples from a bathtub faucet are preferred.
Step 4: Collect the sample. Detailed instructions are provided for sanitizing the faucet and flushing the line. Samples from the kitchen faucet are not recommended; samples from a bathtub faucet are preferred.