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SOP -GS -1 <br />SOIL GAS WELL SAMPLING <br />STANDARD OPERATING PROCEDURE <br />TABLE OF CONTENTS <br />SECTION <br />)AEST <br />i immmW SerriceF & rnfiwlogy <br />PAGE <br />1.0 PRE -FIELD ACTIVITIES...................................................................................................1 <br />1.1 PERSONNEL QUALIFICATIONS AND HEALTH AND SAFETY.....................................................................................1 <br />1.1.1 Health and Safety Equipment.....................................................................................................................1 <br />1.2 SAMPLING SUPPLIES..............................................................................................................................................2 <br />1.2.1 Informational Materials and Forms........................................................................................................... 2 <br />1.3 PRE—SAMPLING OBSERVATIONS............................................................................................................................2 <br />2.0 SAMPLE COLLECTION.....................................................................................................3 <br />2.1 APPLICABLE GUIDANCE........................................................................................................................................ 3 <br />2.2 SAMPLING EQUIPMENT.......................................................................................................................................... 3 <br />2.2.1 Sampling Devices....................................................................................................................................... 3 <br />2.3 LEAK TESTING...................................................................................................................................................... 4 <br />2.3.1 "9►ut-ln" Test............................................................................................................................................4 <br />2.3.2 Quantitative Leak Testing in the Probe and Sampling Train..................................................................... 4 <br />2.4 SAMPLE COLLECTION............................................................................................................................................5 <br />2.5 LABORATORY ANALYSIS.......................................................................................................................................5 <br />2.6 QUALITY CONTROL...............................................................................................................................................6 <br />3.0 REFERENCES.......................................................................................................................7 <br />