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Standard Operating Procedure <br /> Installation and Removal of the Vapor Pin® Sampling Device <br /> Updated January 28, 2021 <br /> Page 3 <br /> piece of TygonTM tubing to join the Figure 6. Water dam used for leak detection <br /> VAPOR PIN® sampling device with the <br /> Nylaflow tubing (Figure 5). Put the 1 1) Collect sub-slab soil gas sample or <br /> Nylaflow tubing as close to the VAPOR pressure reading. When finished, replace <br /> PIN® sampling device as possible to the protective cap and flush mount cover <br /> minimize contact between soil gas and until the next event. If the sampling is <br /> TygonTM tubing. complete, extract the VAPOR PIN® <br /> sampling device. <br /> Extraction Procedure: <br /> 1) Remove the protective cap, and thread <br /> the installation/extraction tool onto the <br /> barrel of the VAPOR PIN® sampling <br /> device (Figure 7). Turn the tool clockwise <br /> continuously, don't stop turning, the <br /> Figure 5. VAPOR PIN® sampling device VAPOR PIN® sampling device will feed <br /> sample connection into the bottom of the <br /> installation/extraction tool and will <br /> 10) Conduct leak tests in accordance with extract from the hole like a wine cork, DO <br /> applicable guidance. if the method of NOT PULL. <br /> leak testing is not specified, an alternative <br /> can be the use of a water dam and 2) Fill the void with hydraulic cement and <br /> vacuum pump, as described in SOP Leak smooth with a trowel or putty knife. ,- <br /> Testing the VAPOR PIN® sampling device '. <br /> via Mechanical Means (Figure 6). For <br /> flush-mount installations, distilled water <br /> can be poured directly into the 1 1/2 inch <br /> (38mm) hole. <br /> Figure 7. Removing the VAPOR PIN <br /> sampling device <br /> • Prior to reuse, remove the silicone <br /> sleeve and protective cap and discard. <br /> Decontaminate the VAPOR PIN® <br /> VAPOR PIN®sampling device protected under US Patent#8,220,347 B2 and other US and International Patents <br /> Vapor Pin Enterprises, Inc. 7750 Corporate Blvd.,Plain City,Ohio 43064•(614)504-6915•https://www.vapoipin.com/ <br />