XRF is widely accepted, and preferred over assessments by x-sections.

Sent from my iPhone

> On Oct 18, 2016, at 9:29 AM, Bob Wettermann <[log in to unmask]> wrote:
> 
> Outside of x-sectional measurements for QA. can someone please share their
> favorite method/instrument for measuring gold thicknesses on PCBs?
> 
> Thanks
> 
> Bob/BEST