For those of you that use EPA SW-846 methods:

Methods 8260D and 8270E will be available for public comment for 60 days, ending on June 28, 2017, through the EPA Docket at – Docket# EPA-HQ-OLEM-2017-0133. For more information on these methods and the other phases of Update VI to SW-846, please see the SW-846 Update VI web page<>.