I have a collection of coins and I'm wondering if it's
SAFE to store them in Ziploc bags. I'm concerned about whether the material of the bags might react with the coins or cause any damage to them over time.
5 answers
Silvia
Thu Oct 24 2024
The preservation of valuable coins requires careful consideration of the materials used for storage. Both soft PVC and cardboard, commonly employed for coin storage, contain potentially harmful chemicals.
DongdaemunTrendsetter
Wed Oct 23 2024
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Valentina
Wed Oct 23 2024
Sulfur and other acidic or oxidizing materials present in these materials can react with the metal surfaces of coins, leading to tarnishing and damage over time. This is particularly concerning for expensive coins, which are more susceptible to such deterioration.
Elena
Wed Oct 23 2024
Collectors seeking to protect their investments should avoid using cardboard folders, paper, and plastic bags as storage options. These materials may not provide the necessary chemical inertness to prevent harmful reactions with the coins.
TaekwondoMasterStrengthHonor
Wed Oct 23 2024
Additionally, certain plastic tubes, often marketed for coin storage, may also contain chemicals that can adversely affect the coins. It is crucial to research and select storage containers that are specifically designed for long-term coin preservation.