NYC-WTC_000233682

NYC 9/11 Public Portal Document

RESPONSE GUIDEEINES CHEMISTRY - EXPANDED SCREEN (Exploratory Techniques)

Unknown organics 40 inL Glass w / Teflon 5 None None - mark samples P&T-GC/MS See Module 4 (volatile) faced septa not preserved Unknown organics 1L Amber Glass 4 None None - mark samples Prep: SPE, SPME, See Module 4 (general) not preserved micro LEE, direct aqueous injection, headspace________ Analysis: GC/MS, GC, HPLC, LC-MS Unknown 1L Plastic 2 None None - mark samples ICP-MS See Module 4 inorganics not preserved Immunoassays 1L Amber Glass 2 Consult Consult Consult None manufacturers manufacturers manufacturers instructions instructions instructions PATHOGENS - EXPANDED SCREEN (Established and Exploratory Techniques)

Pathogens - culture 100 mL HDPE (plastic) 2 Thiosulfate TBD Per target pathogens See Module 4 Pathogens - PGR 100 mL HDPE (plastic) 2 Thiosulfate TBD Per target pathogens See Module 4 BASELINE WATER QUALITY PARAMETERS (See Section 3.4)

Water quality: 250 mL Plastic 1 Thiosulfate None Fecal conforms, E- Standard bacteria coli, methods Water quality: 1L Plastic 1 None None - mark samples Conductivity, pH, Standard chemistry not preserved alkalinity, hardness, methods turbidity Surrogates 1L Amber glass 2 None None - mark samples Total organic Standard not preserved carbon, ultraviolet methods absorbance, color, chlorine demand Toxicity 125 mL Glass 2 Consult Consult Rapid toxicity assay None o manufacturers manufacturers (several vendors) H instructions instructions.

S o I—i o o Io o kO kO fO 33 Interim Final - August 2004

NYC-WTC_000233715