Analyte |
Method |
Sample Quantity1 |
Container Type |
Preservation |
Hold Time |
| Volatiles by GC/MS |
EPA 624 or SW846 8260C |
3 - 40 ml |
glass/Teflon |
cool 4oC, HCL pH<2 |
14 days |
| Volatiles by GC/ECD |
EPA 504.1 |
3 - 40 ml |
glass/Teflon |
cool 4oC, HCL pH<2, ascorbic acid |
14 days ext./24 hours analysis |
| Semivolatiles by GC/MS |
EPA 625 or SW846 8270D |
3 - 1 L |
amber glass/Teflon |
cool 4oC, dark |
7 days ext./40 days analysis |
| Organochlorine Pesticides by GC/ECD |
EPA 608 or SW846 8081B |
3 - 1 L |
amber glass/Teflon |
cool 4oC, dark |
7 days ext./40 days analysis |
| Herbicides by GC/ECD |
SW846 8151A |
3 - 1 L |
amber glass/Teflon |
cool 4oC, dark |
7 days ext./40 days analysis |
| PCBs by GC/ECD |
EPA 608 or SW846 8082A |
3 - 1 L |
amber glass/Teflon |
cool 4oC, dark |
7 days ext./40 days analysis |
| TPPH by GC/MS |
SW846 8260C |
3 - 40 ml |
glass/Teflon |
cool 4oC, HCL pH<2 |
14 days |
| TPH (GRO) (C5-C10) Utah by GC/MS |
SW846 8260C |
3 - 40 ml |
glass/Teflon |
cool 4oC, HCL pH<2 |
14 days |
| TPH (DRO) (C11-C15) by GC/MS |
SW846 8260C |
3 - 40 ml |
glass/Teflon |
cool 4oC |
14 days |
| TPH (DRO) Utah by GC/PID&FID |
SW846 8015D |
3 - 40 ml |
glass/Teflon |
cool 4oC |
14 days ext./40 days analysis |
| VOA TPH Fractionation by GC/MS (Utah) |
SW846 8260C Modified |
3 - 40 ml |
glass/Teflon |
cool 4oC, HCL pH<2 |
14 days |
| SVOA TPH Fractionation by GC/MS (Utah) |
SW846 8270D Modified |
3 - 1 L |
amber glass/Teflon |
cool 4oC, dark |
7 days ext./40 days analysis |
| TPH (DRO) AWAL Recommended Method |
SW846 8015D Modified |
3 - 1 L |
amber glass/Teflon |
cool 4oC, dark |
7 days ext./40 days analysis |
| 1 - This does not include the volume necessary to perform MS/MSD analyses. Include additional sample (normally 3 times the quoted volume or mass) for each sample requiring an MS/MSD. This extra sample volume should always be included for at least one sample in sample sets of 5 or greater. Contact the laboratory for more information. |