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r .. <br /> EH <br /> IBM 9�Mffl 0�MW M�Mffffi�MF'A Va�_§t WAR�MFMWMI M, R <br /> 4• Duplicate Gr,undwater Samples <br /> 1 Duplicate groundwater samples will be collected <br /> f to track the consistency in field <br /> duplicate samples will sampling techniques alyThe <br /> Primary sample at the be Will <br /> imrnediatel <br /> equipment and lama location, uain y after the <br /> Sampling Plan, duplicates In accordance withtheDistrictSame ns <br /> groundwater samplespai es en for <br /> c�i will be taken btained. 10$ of the <br /> 5• Chain-of-Custody <br /> Record <br /> A chain- <br /> of-custody record for each r� <br /> be used to trick possession twiner or sam le <br /> were collected in the field until samples from the p will <br /> time the <br /> ., in.tne laboratory, the time the y <br /> Y are analyzed <br /> The chain-ef-custody record <br /> Information: will contain the <br /> following <br /> 1• Site prams <br /> 2• Signature of collector <br /> 3• Date and <br /> 4• time of collection <br /> Sample identification nu►nber(s) <br /> rs ... 5. Number of <br /> t� 6• Description ofasamrs An sample set <br /> 7• Name and signatureple and containers) <br /> y Ppresantrsc�s, and the companies or <br /> �? agencies the <br /> chain o� possession , who are involved in <br /> 8• Inclusive dates and the <br /> n Re;., ested analysis for each <br /> 9. ' times of possession <br /> sample ' <br /> 6• Equipment cleaning <br /> Sample <br /> battles and bottle <br /> caps analytical labaratolP will be Cleaned b <br /> Y approved protocols. y subcontractor a Y the <br /> protected from solv�sntam le using standard RPA- <br /> Sample bottles and bottle Caps betwee.i time contact, dust or other Contamination <br /> cq sampling. site. of receipt and time of actual usage at the <br /> _ Sam lin <br /> after J equipment that will be ra- <br /> aaknpling of each well used shall be cleaned <br /> [ ; Thermometer$ pN elActr each <br /> has been complet,,d. <br /> r � ! , <br /> used repeetedl , and conductiv.7 <br /> well. y shall also be cleaned after Sampling-Probes <br /> -t�:at are <br /> '— ..— �.-- --- -- --- ----- —; - - - - -- --- - - of-each - - T- - --- <br /> 1 Cl$aning Procedures Shall be accomplished as fol.l ' <br /> A. 8c aws: <br /> p tt� rub with $ de <br /> ter <br /> solutions deemed a gent <br /> �4 -Potable trate: solution <br /> or <br /> ;@ pAa:o rials other <br /> p using a hardbristle brush. <br />