Stainless-steel passivation
CC ProPass
A phosphate-free citric passivation concentrate and deoxidizing cleaner for stainless-steel surface preparation and corrosion resistance.
Product overview
Built around the cleaning result
CC PROPASS Chem-Crest® ProPass A phosphate-free citric passivation concentrate and deoxidizer cleaner.
Designed to remove surface contamination, increase corrosion resistance, remove discoloration, tarnishes, scales and oxides. It is an alternative for nitric acid passivation, and passes citric acid passivation evaluations such as ASTM A967.
Process development
Specify chemistry and equipment together
Cleaning performance depends on the complete process: chemistry, concentration, temperature, time, mechanical action, filtration, rinsing, drying and bath maintenance.
eChem can review representative parts and soils, identify the right starting point, and help validate the process before it is released to production.
Current documentation
TDS and SDS review
Always confirm the latest technical and safety data before use. Availability, packaging and regulatory status can change.
Manufacturer reference: Crest Ultrasonics / Chem-Crest ↗
Build the right cleaning process
Share your materials, soils, throughput, equipment and cleanliness target. We’ll help narrow the chemistry and validate the process.
Start a Consultation