Pb-Sb-Ba ternary particles 1-5 micron from primer; SEM-EDS Wolten 1979 standard; GSR persistence ~6 hours on hands; ASTM E1588 confirmation criteria.
Pb-Sb-Ba ternary particles 1-5 micron from primer; SEM-EDS Wolten 1979 standard; GSR persistence ~6 hours on hands; ASTM E1588 confirmation criteria.