21. Environment Safety and Health Directorate; OIO-DO; Technical Procedure; Routine Validation of LC/MS/MS Perchlorate Analytical Data; SW-846 EPA Method 6850 Document(s) Author: Keith Greene Number: ESHID-601735_OIO-TP-5191 ; 2016
22. RECORD: ENV-ES-TP-008; Collection of Crawfish in the Rio Grande Document(s) Author: Phil Fresquz ; Shannon Gaukler Number: ESHID-601335 ; 2015
23. Environment Safety and Health Directorate; OIO-DO; Technical Procedure; Routine Validation of Total Petroleum Hydrocarbons Gasoline Range Organic Diesel Range Organics Analytical Data; Method 8015B Document(s) Author: Keith Greene Number: ESHID-601734_OIO-TP-5171 ; 2016
24. RECORD: OIO-TP-5165; Routine Validation of Metals Analytical Data Document(s) Author: Nita P. Patel Number: ESHID-601345 ; 2015
25. RECORD: OIO-TP-5163; Routine Validation of Organochlorine Pesticide and Polychlorinated Biphenyl Analytical Data Document(s) Author: Nita P. Patel Number: ESHID-601344 ; 2015
26. RECORD: OIO-TP-5161; Routine Validation of Volatile Organic Compound Analytical Data Document(s) Author: Nita P. Patel Number: ESHID-601342 ; 2015
27. RECORD: OIO-TP-5162; Routine Validation of Semivolatile Organic Compound Analytical Data Document(s) Author: Nita P. Patel Number: ESHID-601343 ; 2015