ISO 8573-1 Air Quality Classes | Brand A Compressors
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Knowledge · Published August 24, 2026 · Updated August 24, 2026

ISO 8573-1 Air Quality Classes

Understand the three ISO 8573-1 metrics (particles, water, oil) and pick the right class per industry.

Air purity classes by particles, water and oil. Class 1.1.1 typical for food and pharma.

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