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SILICA GEL BLUE
₹213
Silica gel blue is a type of desiccant, which is a substance used to absorb moisture from its surroundings. Silica gel itself is a porous form of silicon dioxide, and the “blue” variety typically contains cobalt chloride, a moisture indicator that changes color based on its hydration state.
- Composition:
- Silica Gel: The primary component is silica gel, a porous form of silicon dioxide that has a high affinity for water molecules.
- Moisture Indicator: Silica gel blue contains cobalt chloride as a moisture indicator. Cobalt chloride is blue when dry and turns pink when it becomes hydrated.
- Color Changes:
- When dry, silica gel blue appears blue.
- As it absorbs moisture, the blue silica gel gradually turns pink, indicating that it has reached its moisture-absorbing capacity.
- Desiccant Properties:
- Silica gel blue is a highly effective desiccant, commonly used to control humidity and prevent moisture damage in a variety of products, including electronics, pharmaceuticals, food packaging, and leather goods.
- Indicating Properties:
- The moisture indicator in silica gel blue is useful for visually determining when the desiccant has become saturated with moisture and needs replacement or regeneration.
- Regeneration:
- Silica gel blue can be regenerated by removing the absorbed moisture. This is often done by heating the gel to release the moisture, restoring its desiccant properties. However, note that cobalt chloride can be considered a hazardous material, and efforts are made to produce alternatives without cobalt chloride for environmental and safety reasons.
- Applications:
- Silica gel blue is commonly used in industries such as:
- Electronics: Protecting electronic components from moisture.
- Pharmaceuticals: Keeping medications and vaccines dry.
- Food Packaging: Extending the shelf life of packaged food.
- Leather Goods: Preventing moisture damage to leather products.
- Silica gel blue is commonly used in industries such as:
- Availability:
- Silica gel blue is available in various forms, including loose beads, packets, and canisters, making it suitable for different applications.
- Handling Caution:
- While silica gel itself is generally considered non-toxic and safe, cobalt chloride is a known skin and eye irritant. When handling silica gel blue, it’s essential to take proper precautions, such as wearing gloves and avoiding contact with the eyes.
Additional information
| Weight | 1 kg |
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