Silica Gel Blue 25kg
In South Africa, blue silica gel is used commercially as a self-indicating desiccant in the packaging of electronics, pharmaceuticals, instruments, and foods to prevent moisture damage and maintain product quality and freshness. It is also employed in laboratory drying tubes and moisture control systems for chemicals and in breather transformers to absorb humidity. The blue crystals change to pink when saturated, indicating the need for replacement or reactivation.
Silica Gel Blue 25kg Specific Commercial Applications
Packaging: It’s widely used in packets and sachets within packaging to absorb moisture from the air inside containers, protecting items during storage and transit.
Pharmaceuticals & Medicine: It maintains the quality, safety, and effectiveness of medications by preventing moisture-related damage.
Food Industry: Blue silica gel helps preserve the quality, texture, and shelf life of foods like dried fruits, spices, and snack foods, preventing mold and staleness.
Electronics & Instruments: It protects sensitive electronics, cameras, and scientific instruments from the detrimental effects of humidity, ensuring their proper functioning.
Industrial Uses: It is used in breather transformers to control moisture and in chemical labs for drying tubes and other moisture control systems.
How it Works
Moisture Absorption: The silica gel absorbs water molecules, reducing the relative humidity within a sealed package or container to a level below where condensation occurs.
Indicating Properties: The “blue” in “blue silica gel” refers to a moisture-indicating substance, such as cobalt chloride, which causes the crystals to change color (blue to pink) as they become saturated with water. This visual cue signals that the desiccant is full and needs to be reactivated or replaced.
Silica Gel Blue 25kg
