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r Wrap up a representative section of the core equivalent in volume to cube 3 cm <br /> on a side in the aluminum foil square, discarding the rest appropriately Seal in <br /> saran wrap This section is for dry weight determination Close it i n plastic bag <br /> with a tag or write on the bag with an indelible marker These samples go into <br /> ' a separate cooler or box and not with the vials. The cooler for dry weight <br /> samples need not be iced, but overnight delivery is requested <br /> ' 7 Discard plastic coring syringe, clean the spatula, and get clean equipment ready <br /> for next sample <br /> ' K Ice the sample vials immediately and keep them iced through shipment <br /> L Fill out Chain of Custody form SOP gives major details Make sure <br /> ' sample requests is for proper analysis type <br /> ' CAUTION: WORK ONLY IN WELL VENTILATED AREA. DO NOT BREATH <br /> METHANOL VAPOR. IT IS TOXIC. SEE MSDS ATTACHED. <br /> 1 <br />