2. Referenced Documents

D4840 Guide for Sample Chain-of-Custody Procedures
E105 Practice for Probability Sampling of Materials
E2239 Practice for Record Keeping and Record Preservation for Lead Hazard Activities
40CFR261 Appendix II-Method 1311, Toxicity Characteristic Leaching Procedure (TCLP)
29CFR1926.62 OSHA Lead in Construction Standard