Laserfiche WebLink
' i <br />' Sample preservation and pre-treatment will be performed using <br />preservatives as defined in Table 5. <br />' Sample containers will be wiped clean prior to shipment or cold <br />' storage. <br />2.1.6 On-Site Storage: When circumstances do not permit analyses of <br />samples on the same day as collection, samples will be maintained <br />' at 0° to 4°C. <br />' 2.1.7 Package Samples for Storage at L~boratorv and Prepare Shi ainP Doquments: The <br />sample containers will be packed in the shipping cookers. The <br />sample chain of custody will be placed in a plastic bag in the <br />cooler with the samples. Sufficient ice will be added to each <br />cooler to maintain a temperature at, or below, 4°C for a period of <br />' 8 hours. Coolers containing samples ready for shipment will be <br />sealed with a security tape. <br />' 2.1.8 Review of PaQerwork and Sample Integrity: Prior to closure of the <br />' shipping cooler, sample containers will be given a final inspection <br />that they are tightly sealed, bottles are not broken, and are <br />' packaged properly for shipment. Chain of custody records will be <br />examined as to whether custody has been maintained and is accounted <br />1 for and that the field sampling personnel has adhered to <br />filtration, preservation and storage protocols. A final review of <br />shipping documents will be performed to check whether they have <br />' been filled out properly. <br />2.1.9 Final Oufllity Control Check: A final QC check will be carried out <br />before samples are delivered for analysis. A review will be <br />conducted by the field sampling personnel relative to whether the <br />samples are within the quality control limits. If a situation <br />' arises, during this review, where a sample, or paper work, falls <br />8 <br />1 <br />