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1 <br /> i <br /> ' - - - - Table I Supply List <br /> Supply Type Supplier Pickup (Date) Acquired/Ordered <br /> Calculator El <br /> Disposable Gloves EnviroTechA <br /> Tyvek Suit, Disposable EnvtroTech <br /> _ t_ Paper Towels OSH N j(* <br /> C� <br /> ��-�-�'----� Trash Bag, Large OSH NF�� <br /> f <br /> ! - _ -gym.=- Nylon Cord OSH i AQ� <br /> -' <br /> 5 Gal Bucket IRT.3 OSH <br /> Decon Detergent, Liquinox EnvtroTech W <br /> T l 55 Gal Drum CTL <br /> y Purge Pump E1 <br /> Vinyl PVC Tubing (150')��gt EnvtroTechoL.1 <br /> Bailers (3) EnvtroTechou 1t) 0.4 [� <br /> Bailers, Weighted (2) EnvtroTech 60 p� <br /> Sample Containers Precision U #� [� <br /> Cooler w/ Ice Precision � f� <br /> Sample Labels El <br /> 1 • -T } - Chain of Custody <br /> Precision p/ <br /> Hanna pH/Gond/Temp EnvtroTech Q(c i5 044 ell <br /> Oil/Water Interface Probe EnvtroTech <br /> Groundwater Sampling Procedures <br /> Special care will be exercised to prevent contamination of the groundwater and <br /> extracted samples during the sampling activities The two primary ways in which <br /> such contamination can occur are <br /> 1 ■ Contamination of a sample through contact with improperly cleaned <br /> equipment <br /> ■ Cross-contamination of the groundwater through insufficient cleaning of <br /> ' equipment between wells Pre-cleaned disposable sampling equipment will be <br /> rinsed with distilled water prior to use <br /> To prevent such contamination, sampling equipment and sample containers will be <br /> ' thoroughly cleaned before and after field use and between uses at different sampling <br /> locations according to the decontamination procedures In addition to the use of <br /> properly cleaned equipment,two further precautions will be taken <br /> jA clean pair of new, disposable latex (or similar) gloves will be worn each <br /> ! time a different well is sampled <br /> 2 <br /> xt��•`S .al1uL&�:� (S��p ltp5� <br /> (Ay, ,ie5 lUe+ <br /> H anncL elk 1'D r,G4 tc.tip <br /> j ' Q i i � l�zb l t'1{R�bClClt. �r� <br />