Lead in Paint Chips
Digestion Method: ASTM E1645-01
Analytical Method: EPA 7420, EPA 6010
Minimum material needed: 0.1 g
Reporting Limit (EPA 7420): 0.01% weight, 50 ppm
Reporting Limit (EPA 6010): 0.01% weight, 25 ppm
Regulatory Limits:
HUD: 5000 ppm or 0.5 weight percent
CPSC: 600 ppm or 0.06 weight percent
Reporting units: mg/Kg, ppm or weight percent
mg/cm² will be provided upon request.

Conversion Factor:
1 % = 10,000 ppm
1 ppm = 1 mg/Kg
1 ppm = 0.0001%