Blank Chain of Custody: (.pdf, 1 pg.) Excel version: COC 2022 .xls 2025 Sample Acceptance Rules and Hold Times: (.pdf, 3 pg.) 2025 BOD Calendar (pdf, 1 pg.) 2025 Short Hold Times Analyses (.pdf, 1 pg.) Ammonia Pre-Treament Form: (.pdf, 1 pg.) How to Sample for Bacteria (.pdf, 1 pg.) How to Take a "First Draw" Sample (.pdf, 1 pg.)
