This kit contains the ingredients to make several batches of STS (Silver Thiosulfate Solution). Instructions will be provided on how to mix and use the spray. The ingredients are unmixed and require some basic steps to make your own spray. This is superior to pre-mixed sprays as you can make your own as needed and it will always be fresh and fully viable.
Each kit contains;
2x - 0.25g Silver Nitrate
2x - 2g Sodium thiosulfate pentahydrate
Condition:
New
Listing created
Sep 11, 2025
