Medical & Food Packaging
Applications: Antibacterial tubes, medical seals, food desiccants, preservatives.
Common Specifications: Spherical desiccant (1–3 mm, 2–5 mm); copper content 0.5%–3%.
Key Indicators: Antibacterial rate ≥99%, heavy metal precipitation ≤1 mg/L, food-grade compliant (GB 4806).
Functions & Principles: Slow release of Cu²⁺ inhibits bacteria/molds; silica gel adsorbs moisture for preservation.
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