Recent Blog Posts

Standard 9 has been revised – Here’s what you need to know!

August 5th, 2024

The first edition of IIAR Standard 9 was published in 2020. Consistent with the document title, “Standard for Minimum System Safety Requirements for Existing Closed-Circuit Ammonia Refrigeration Systems”, Standard 9 lays out the minimum requirements that all systems must adhere to, regardless of when they were built. The original publication of Standard 9 required facilities […]

Ammonia Detection Requirements

April 16th, 2024

Detection systems are a key player in the realm of process safety. Early detection and notification of an ammonia leak has the potential to save lives. In addition to ensuring that ammonia detectors are operating and maintained correctly, it is equally important from a regulatory perspective to ensure required parameters are met. A partial list […]

Ammonia Detection in Non-Machinery Rooms

March 5th, 2024

  Question: Is ammonia detection required in rooms that contain ammonia, but are not classified as machinery rooms? Answer: This depends on which codes and standards the refrigeration system is subject to. New ammonia refrigeration systems are required to have ammonia detection in both machinery rooms and non-machinery rooms that contain ammonia equipment. Since IIAR […]

Ammonia Week in Review | February 9, 2024

February 9th, 2024

International Irritant in this week’s edition of the Ammonia Week in Review… Action Likely Against Fertiliser Firm Over Ammonia Gas Leakage in Tamil Nadu’s Ennore – Fertiliser firm Coromandel International could face legal action and pay an environmental compensation of ₹5.92 crore for the December 26 ammonia gas leak in Ennore. […keep reading] Ammonia Leak at Sausage Factory […]

Access to Refrigeration Systems

February 6th, 2024

It has long been required that access be considered when designing and installing an ammonia refrigeration system. In fact, we wrote about this topic in some detail back in 2013. Since a decade has passed, it seems appropriate to revisit the relevant access requirements contained within the current RAGAGEP documents applicable to ammonia refrigeration. ANSI/IIAR […]