NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Poster, D.
, Schantz, M.
and Wise, S.
(2018),
PCB Mixtures in the Laboratory: New Arociors in Methanol and Transformer Oil SRMs for the Determination of PCBs in Water and Environmental Samples, American Laboratory, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=832070
(Accessed October 10, 2025)