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All laboratory procedures performed at EAI generate data to
meet the requirements of our customers and/or any certifying agencies involved in the end
use of the data.
Procedures performed at EAI are based on recognized source
methods. These include but are not limited to documents published by the EPA, Standard
Methods, ASTM or other recognized organizations. Deviations and/or modifications to the
recognized method are documented in EAI's internal Standard Operating Procedures (SOPs).
All EAI laboratory procedures are documented and approved in individual internal SOPs.
References for source methods include but are not limited
to the following documents:
| "Methods for Chemical Analysis of Water
and Wastes" EPA-600/4-79-020 |
| "Test Methods for Evaluating Solid
Waste", SW 846, 3rd edition, Update III. |
| "Standard Methods for the Examination of
Water and Wastewater" 18th ed. |
| "Annual Book of Standards, Part 31,
Water" ASTM |
| "Method for the Determination of
Volatile Petroleum Hydrocarbons (VPH)" Massachusetts Department of Environmental
Protection, January 1998. |
| "Method for the Determination of
Extractable Petroleum Hydrocarbons (EPH)" Massachusetts Department of Environmental
Protection, January 1998 |
| "Method for Determining Diesel Range
Organics (Method 4.1.25)" Maine DEP and HTL |
| "Method for Determining Gasoline Range
Organics (Method 4.1.17)" Maine DEP and HTL |
| "Handbook for Analytical Quality Control
in Water and Wastewater Laboratories", EPA-600/4-79-019, March 1979 |
| "NELAC", July 31, 1997 and updates. |
| "Manual for the Certification of
Laboratories Analyzing Drinking Water" EPA 815-B-97-001, March 1997. |
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