40 CFR Appendix Table C-3 to Subpart C of Part 53 - Table C–3 to Subpart C of Part 53—Test Specifications for Pb in TSP and Pb in PM 10 Methods

Table C–3 to Subpart C of Part 53—Test Specifications for Pb in TSP and Pb in PM 10 Methods
Concentration range equivalent to percentage of NAAQS in µg/m 3 30% to 250%
Minimum number of 24-hr measurements 5
Maximum reference method analytical bias, Dq ±5%
Maximum precision, PR or PC ≤15%
Maximum difference (D) ±20%
Estimated Method Detection Limit (MDL), µg/m 3 5% of NAAQS level.
[73 FR 67059, Nov. 12, 2008]