Archive for the ‘Methods of testing lead paint’ Category

What are the different methods for analyzing lead paint?

Tuesday, November 1st, 2011

Older paints (pre-1977) can be as much as 5% lead by weight (50,000 ppm), and a single 1 cm2 paint chip might contain 175 µg of lead. Current standards for paint are a lot more prohibitive, allowing only 600 ppm lead in paint, resulting in the same size paint chip containing only 6 µg of […]