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• 0 <br /> ENGEO <br /> INCORPORATED <br /> chain-of-custody record is included in Appendix A. The following is a summary of <br /> chain-of-custody procedures: <br /> • The following information will be supplied on the chain-of-custody form: <br /> o Project name. <br /> o Signature of sampler. <br /> o Sampling station number or sample number, date and time of collection, grab, or <br /> composite sample designation and a brief description of the type of sample. <br /> • Individuals receiving the samples shall sign, date, and note the time that they received the <br /> samples on the form matrix. <br /> • Chain-of-custody records initiated in the field shall be placed in a plastic cover and taped <br /> to the inside of the shipping container used for sample transport from the field to the <br /> laboratory. <br /> • Custody seals shall be used when samples are shipped to the laboratory. <br /> • When samples are relinquished to a shipping company for transport, the tracking number <br /> for the shipping bill/receipt shall be recorded on the chain-of-custody form. <br /> Sample Analyses <br /> The groundwater samples will be analyzed for the following analytes as a minimum <br /> recommendation and/or conditionally approved by the Regional Water Quality Control Board. <br /> List of Analyses <br /> Field Container Preservative Test Method <br /> Analysis Processing <br /> Total Dissolved Solids (TDS) Unfiltered HDPE None � EPA 160.1 <br /> Total Suspended Solids(TSS) Unfiltered HDPE None ' EPA 160 <br /> Electrical Conductivity(EC) Unfiltered HDPE None SM 2510B8 <br /> pH Unfiltered HDPE None EPA 150.1 <br /> Hardness Unfiltered HDPE None EPA 200.7 <br /> Alkalinity(HCO3,CO3,OH, and Total) Unfiltered HDPE None EPA 310.1 <br /> 4943.4.640.01 <br /> April 17, 2007 13 <br />