Compressed Dry Air (CDA) is indispensable in industries, process plants and automated production for multipurpose including production conveyance and processing residuals removal. Cleanliness and hygiene is emphasized especially in pharmaceutical, semiconductor supplies and food & beverage production industry. It is therefore CDA purity audit based on international recognized standard ISO 8573-1:2010 for safe-to-use assurance.
CDA purity may specify into Classes in range of 1 to 5 by performing series of monitoring including Pressure Dew Point, Oil Content, Solid Particles (Non-Viable) and Microbial growth (Viable).