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Table 1 Supply List <br /> Supply Type Supplier Pickup (Date) AcquirediOrdered <br /> Calculator EI N f <br /> Disposable Gloves EnvlroTech A- <br /> Tyvek Suit, Disposable EnvlroTech i 1q <br /> F <br /> s _ Paper Towels OSH <br /> - Trash Hag, Large OSH tj lot <br /> Nylon Cord OSH <br /> - - 5 Gal Bucket (2) OSH 0 <br /> Decon Detergent, Liquinox EnviroTeeh <br /> x - - 55 Gal Drum CTL <br /> Purge Pump EI0510 10 ID <br /> -VtuyrPVC Tubing (150') EnviroTech 10 's- ❑ <br /> ' Bailers (3) EnvlroTech C3 1,0 r 0 <br /> Bailers, Weighted (2) EnvlroTech Id ❑ <br /> Sample Containers Precision 03 It 0 <br /> Cooler w/ Ice Precisson pin <br /> Sample Labels EI 3 0 qdj <br /> - a- - - Cham of Custody Precision Rll l ❑ <br /> � . Hanna pH/Coad/Temp EnvlroTech 103110 ❑ <br /> Oil/Water Interface Probe EnvlroTech 3 1Q C6— ❑ <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 m which <br /> such contamination can occur are <br /> ■ Contamination of a sample through contact with improperly cleaned <br /> 1 equipment. <br /> ■ Cross-contamination of the groundwater through insufficient cleaning of <br /> equipment between wells Pre-cleaned disposable sampling equipment will be <br /> 1 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 /> ■ A clean pair of new, disposable latex (or similar) gloves will be worn each <br /> time a different well is sampled <br /> 1 <br /> • 2 <br /> i <br />