40 Gram Silica Gel Desiccant Dehumidifier 4x2x1/2, 5 Pack
- ...beads are encased in a durable tin canister and are plastic sealed.
- 【SAFE SILICA GEL】Our silica gel packets are Cobalt chloride free, non-toxic and odorless.
- Safely absorb moisture without any chemical reactions.
- Safe to be used around foods and medicines.
- 【INDICATING DESICCANT】Our desiccant canisters contain orange indicating beads, they will change color to blackish green when they become saturated with moisture.
- Under a bright light source, the color of the beads can be easily seen through the indicator window.
- 【REUSABLE】When the color turns dark green, it’s time to be reactivated or replaced.
- Place the silica gel beads in a shallow container and put them in the oven at 250℉ for 2 or 3 hours.
- If the color does not completely return to orange, sift the beads a little and heat for another hour.
- Do not heat silica gel to more than 356℉ (180° C) because it will lose its ability to absorb moisture, and destroy the indicating chemicals. Beads can be recharged up to 2-3 times while maintaining full absorbency.
- 【PROTECT YOUR VALUABLES】Our silica gel desiccant canisters are ideal for protecting your important documents, tool boxes, ammo cans, weapon case, collectibles, books, valuable computers, electronics, camera lens, jewelry, photo a....