ERA's Most Downloaded Guides

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The Ultimate GHS Hazard Classification Guide

The Globally Harmonized System is a complex and vast network of chemical hazard classifications and determinations. Authoring an SDS that keeps you in GHS Compliance takes chemical expertise and SDS knowledge.

This comprehensive PDF guide details the step-by-step process to classify your hazards according to GHS standards. If you author any number of SDSs, this guide is a must read.

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The Title V Air Permitting Handbook

This PDF is recognized as one of the foremost educational guides on Title V permitting and reporting for the manufacturing industry: the EPA has even purchased the rights to use this eBook in its own training

Our guidance on requirements, exceptions, and calculation methodologies will prepare you for Title V Air compliance - whether this is your first time getting a Title V Permit or your most recent renewal.

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The Science of Storage Tank Emission Calculations

Whether you store petroleum products, organic liquids, or chemical blends, storage tank emission calculations are some of the most complex. But tank emission calculations without TANKS 4.09 don't have to be a headache.

This concise PDF guide outlines the how-to on calculating emissions from your storage tanks - including horizontal tanks, vertical tanks, floating roof, fixed roof and more.

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TRI Reporting Survival Guide

The TRI Reporting Survival Guide brings you up to speed on any recent changes made by the EPA to its Toxic Release Inventory reporting program (TRI). We update it annually — be sure to come back each year to learn what updates are being rolled out to TRI reporting requirements next.

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GHG Accounting for Business

Greenhouse Gas (GHG) reporting is an essential pillar of any sustainability program. This guide condenses the basics of GHG reporting, including science and calculation methodologies, so that you can learn how to start tracking and disclosing your GHG emissions and overall carbon footprint.

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Tier II Reporting Fundamentals

Tier II reporting shines a spotlight on your chemical inventory and demands transparency from your operations. This eBook will teach you what you need to report, how to report it, and give you some best practices and advanced tips to make Tier II compliance simple and straightforward.