Welcome to the Department of Toxic Substances Control

Environmental Chemistry Laboratory User's Manual

The ECL User's Manual is a guidance manual to provide information on sampling and the efficient use of laboratory services.  A copy of the entire manual or the individual sections can be downloaded by using the links provided below.

Download the complete ECL User’s Manual (file size: 3,517KB)

·                       INTRODUCTION

·                        

·                       1.0 PLANNING

·                       1.1 Quality Management Plan

·                       1.2 Quality Assurance Project Plan and Data Quality Objectives

·                       1.3 Sampling and Analysis Plans

·                       1.4 Waste Analysis Plan


 

·                       2.0 FIELD MEASUREMENT

·                       2.1 Field Tests


 

·                       3.0 SAMPLING

·                       3.1 Sampling Plans

·                       3.2 Water Sampling

·                       3.3 Industrial Waste Sampling

·                       3.4 Soil Sampling

·                       3.5 Soil Gas

·                       3.6 Containers

·                       3.7 Sample Preservation

·                       3.8 Sample Shipment

·                       3.9 Documentation


 

·                       4.0 LABORATORY SERVICES AND CONTACTS

·                       4.1 Environmental Chemistry Lab (ECL)

·                       4.2 Mobile Laboratory

·                       4.3 Environmental Chemistry Lab - Southern California (ECL-SC)

·                       4.4 DHS Environmental Health Lab (EHL, formerly AIHL)

·                       4.5 Contract Laboratories

·                       4.6 Laboratory Accreditation


 

·                       5.0 QUALITY CONTROL

·                       5.1 Sampling Quality Control

·                       5.2 Laboratory Quality Control


 

·                       6.0 INTERPRETATION OF ANALYTICAL DATA

·                       6.1 General Requirements

·                       6.2 Indicators of Data Quality

·                       6.3 MDLs and QLs

·                       6.4 Reporting Criteria

·                       6.5 Comparability

·                       6.6 Representativeness

·                       6.7 Completeness

·                       6.8 Method Reference

·                       6.9 Comparison with Regulatory Limits

·                       6.10 Usability of Data as Evidentiary Material for Litigation

·                       6.11 Data Interpretation Example


 

·                       7.0 GLOSSARY


 

·                       8.0 APPENDICES

·                       Sample Analysis Authorizations and Analysis Requests

·                       ECL Quantitation Limits (file size: 1,322 KB)

·                       Common Laboratory Contaminants


 

ACKNOWLEDGMENT

The Waste Extraction Test (WET) is in the California Code of Regulations, Title 22, Chapter 11, Appendix II. The ECL has compared the WET with the federal Toxicity Characteristic Leaching Procedure (TCLP) and extraction with Municipal Solid Waste Leachate. One report of that study can be found in: Environ. Sci. Technol., 1998, 32, pp 3825-3830.

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