Blog

Sharing our best and latest insights for reference standards to the petroleum, crude oil, lube oil, and polymers industries.

Sign up for email updates on ASI Standards!

May 4, 2017

Burning Question #4: What Happens If I Violate a Run Rule?

Welcome back to our ongoing EPA Tier 3 Informational Series. Stay knowledgeable with our previous Burning Questions related to:
  1. Ongoing Precision
  2. SQC Accuracy...

April 6, 2017

Understanding Key Terms in ASTM D6299

Your Study Guide to ASTM D6299 Terminology

When it comes to ASTM D6299, it's important that we speak the same language. ASTM D6299 is a critical piece of the EPA Tier 3...

March 16, 2017

EPA Tier 3 or ASTM D6299?

Welcome back! It's time for question #3 of our ongoing EPA Tier 3 informational series. While today's question and answer may be the shortest in the series, it may be the most...

March 10, 2017

EPA Tier 3 Burning Question #2: What are the accuracy SQC requirements?

Welcome back to our ongoing discussion of EPA Tier 3. For today's discussion we look at:

January 17, 2017

EPA Tier 3 Breaking News! Two Decimal Places No More!

Refiners, Importers, Testing Labs, lend me your EPA Tier 3 Gasoline Sulfur results!

July 22, 2016

On-Demand Webinar: Are you ready for the EPA's Tier 3 Guidelines?

This educational webinar recorded on August 3rd covers EPA Tier 3 Program Guidelines, Using Standards to Meet the Guidelines, ASTM D6299 Statistical Quality Control, Managing...