Resultant Color Produced
Approx. Lead Release in parts per million (ppm) of the sample
Faint yellowish tint...1-3 ppm
Light brown...5 ppm
Medium brown ...10 ppm
Dark brown ...25 ppm
Black ... over 50 ppm

Resultant Color Produced

Approx. Lead Release in parts per million (ppm) of the sample

Faint yellowish tint...1-3 ppm

Light brown...5 ppm

Medium brown ...10 ppm

Dark brown ...25 ppm

Black ... over 50 ppm