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https://www.supertech-vip.com/products/desiccant/
Supertech desiccant packs for food storage features:

1. Independently developed Cost-effective Good adsorption performance Maintain the vacuum inside the VIP panel

2. Invisible and lasting protection

The materials used are processed by special processes；Highly active calcium oxide；And add additives containing noble metals and rare earth oxides；Prepared by special process；Effectively absorb water in VIP panel carbon dioxide and small amounts of hydrogen and oxygen；Maintain and increase vacuum within the panel；Extend the life of vacuum insulation panels