§761.286. Sample size and procedure for collecting a sample.
40 C.F.R. § 761.286
At each selected sampling location for bulk PCB remediation waste or porous surfaces, collect at least 20 milliliters of waste, or a portion of sufficient weight for the chemical analyst to measure the concentration of PCBs and still have sufficient analytical detection sensitivity to reproducibly measure PCBs at the levels designated in § 761.61(a)(4). Use a core sampler having a diameter ≥2 cm and ≤3 cm. Collect waste to a maximum depth of 7.5 cms.
Notes, amendments, and revision history
Source
Source: 63 FR 35465, June 29, 1998, unless otherwise noted.
Authority
Authority: 15 U.S.C. 2605, 2607, 2611, 2614, and 2616 and 42 U.S.C. 6939g.
Source
Source: 43 FR 7156, Feb. 17, 1978, unless otherwise noted.