WHITE SILICA GEL CRYSTALS (FOR FOOD FDA) - BULK AND DESSICANT BAGS

Silica gel is a silicon hydroxide Si (OH) 4 of silicic acid polymer prepared from sodium silicate.

The interior of each particle of silica is composed of silicon atoms interconnected by oxygen atoms (a silicate). On the surface silanol groups (Si-OH) remain and are responsible for the strong polarity of silica gel. In the presence of water, said surface hydrates which causes a reduction of polarity.

This is an adjuvant: in a protein glue, to accelerate bonding and wine clarification or to stabilize them. It then replaces the tannins.

Silica gel is also used to make animal bedding, to dehydrate plants, including dried flower bouquets and seagrass beds, mini bags for the conservation of dry food or objects that are sensitive to moisture in their packaging , etc.

Under the name of "silica-gel" it was used during the First World War in the filter cartridges gas masks. During the Second World War, it was essential for the conservation of penicillin for the military to protect electronic equipment mold.