Uses chromic acid solutions to passivate the zinc. While effective, its use has declined significantly due to environmental and health regulations regarding hexavalent chromium. Method C: Aqueous Chromic-Organic Treatment
, offer zinc phosphate etching in safer, water-based formulas. Where to Find the PDF astm d2092 pdf
After cleaning, the standard describes the water break test: Uses chromic acid solutions to passivate the zinc
: By adhering to the specifications outlined in ASTM D2092, manufacturers can ensure that their cellulose acetate compounds meet a consistent level of quality. This consistency is crucial for downstream processors who rely on these materials for their products. offer zinc phosphate etching in safer
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