Why Does the Purity of PAF-222 [FK-5-1-12] Matter? A Look at the UL Report

A summary of the purity, acidity, water content and residue results for PAF-222 [FK-5-1-12] from the UL report, and what to check before buying.

PAF-222 [FK-5-1-12] fire extinguishing agent is a Clean Agent fire extinguishing agent used in fire suppression systems for areas that need to minimize the impact of extinguishing agent residues. In addition to fire extinguishing efficiency, the quality and purity of the agent are other factors to consider. Read more at What is PAF-222? and What is FK5112 / What is FK-5-1-12?

What Purity Level Does the UL Report Specify?

According to UL report document number EX27611, revised on November 22, 2022, the inspection results for the FK-5-1-12 sample agent are as follows:

  • Purity: 99.9%, higher than the minimum requirement of 99.0% specified in the specification table

  • Acidity: 0.95 ppm, lower than the maximum limit of 3.0 ppm

  • Water Content: 0.0007%, lower than the maximum limit of 0.001%

  • Nonvolatile Residues: 0.002%, lower than the maximum limit of 0.05%

Why Is It Necessary to Check Fire Extinguishing Agent Quality?

Quality verification helps users and system designers have supporting data to assess whether the fire extinguishing agent complies with relevant specifications, especially for systems that require high reliability in protecting critical equipment such as electrical control rooms, server rooms, and data centers. View fire test results at PAF-222 [FK-5-1-12] Fire Extinguishing Agent and UL Test Results, and find more details at Can FK-5-1-12 Deteriorate? and Fire Extinguishers for Data Centers / Server Rooms / Electrical Rooms

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Frequently Asked Questions (FAQ)

1. What is the purity of the FK-5-1-12 fire extinguishing agent in the UL report?

The report specifies the purity of the sample agent at 99.9%, with the minimum requirement indicated in the report being 99.0%.

2. Why is the purity of the fire extinguishing agent important?

It is one of the quality indicators of the agent, but other properties and relevant test results must also be considered together. The purity value alone should not be used to judge fire extinguishing performance.

3. Does this report confirm the quality of the PAF-222 agent?

If you wish to further confirm the quality of the PAF-222 agent, you should review additional quality assurance documents or certificates.

4. What should be checked before purchasing FK-5-1-12 fire extinguishing agent?

You should check technical datasheets, quality test results, relevant certification documents, and the suitability of the agent for the actual fire suppression system in which it will be used.