The US EPA DMR-QA 28 testing is now underway and samples are now being shipped. RTC has modified its website to provide an enhanced user interface and increased usability. The DMR-QA 28 section of the website now lists important dates and provides specific directions to NPDES Permit Holders and DMR-QA Laboratories. This modified user interface is but one step in many to ensure that RTC remains your first choice for quality...(continued)