Client Resources

Employees at Eastern Analytical, Inc. work tirelessly to provide a full suite of value added services to assist customers in meeting your laboratory testing needs. Every employee, including analysts, is readily available to answer your questions or assist you with the details of your projects. We have provided the following resources to assist you with the most commonly requested information or frequently asked questions. We welcome your call or email should you need any assistance.

Chain of Custody Forms

Download Form

Chain of Custody Completion Instructions

Need assistance completing the chain of custody document? Click here for instructions or call us at 1-800-287-0525.

Data Delivery

Electronic Data Delivery (EDD) has become the delivery method of choice for Eastern Analytical, Inc. (EAI) customers. Learn more about our delivery options on our data delivery page.

Holding Times and Preservation

Need help remembering all those temperatures, hold times and sample volumes? Get this handy reference card! Download To receive a hard copy please email Make sure to include your name and mailing address in your email.

EAI Technical Poster

Review our Environmental Technical Poster for more sample collection information, including specific analyte lists for commonly requested test methods.

Hydrocarbon Spectrum Analyses

Download To receive a hard copy please email to receive a hard copy. Make sure to include your name and mailing address in your email.

Sample Acceptance Policy

Check out our sample acceptance policy in accordance with NELAC certification. Download

Sampling Instructions

Sample collection instructions and guidelines. View Resources

QA/QC Data Package

Get an analytical report that meets your needs. Learn about our options on our data package page.

Residential Drinking Water

Learn how to properly sample your drinking water get it tested at EAI’s laboratory. View Resources

Drinking Water Resources

View Resources

Client Survey

We love getting feedback! Help us improve our services with this short survey. Take Survey