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DOCUMENTATION Sample Container) bras Each sample container shall be labeled immediately after the sample is collected and sealed. The label shall include. • Company Name(HETI) • Source(i e,well number or code) • Sampler's identification • Project number • Date and time of collection • Type of preservation (if any)used In the field, the HETI sampling crew will record the following information on the Purge/Sample Sheet (Plate A-2) for each well sampled: • Project number • Client • Location • Source(i.e,well number or code) • Time and date of development,purging and sampling • Well accessibility and integrity • Pertinent well data (e g, total depth, product thickness, static water level) • Physical parameters when appropriate (e.g, specific conductance, pH, temperature)-may be more than one reading • Gallons and well casing volumes purged, - Chain-of-Custody A chain-0f-custody record shall be completed and will accompany every shipment of samples to the analytical laboratory in order to establish documentation tracing sample possession from the time of collection until delivery to the laboratory The record will contain the following information • Sample or station number or code(ID) • Signature of the collector, sampler,or recorder • Date and time of collection • Place of collection(project address and name of business) • Sample type (soil or water) • Type of analysis requested • Signatures of persons involved in chain of possession(in chronological order) • Dates and times of individual possession(inclusive) • Laboratory comments regarding the sample receptacle conditions Samples will always be accompanied by a Chain-of-Custody record When transferring the samples, the individuals relinquishing and receiving the samples will sign, date and note the time on the Chain-of-Custody record 17