Silica gel is a granuler, viterous, porous form of silicon dioxide made synthetically from sodium silicate. Silica gel contains a nano-porous silica micro-structure, suspended inside a liquid. It looks like irregular crystal like beads. Silica gel packets are used to absorb moisture and keep things dry.
Glycerin also called as Glycerol. It is a colorless, odorless, viscous liquid that is sweet-tasting and non-toxic. This water soluble ingredient is widely used by the food industry & also use in pharmaceutical industry.
Citric acid is a weak organic acid that is produced as a white crystalline powder & chemical formula is C6H8O7. It is mostly naturally occur in Lemons, oranges, limes, and other citrus fruits possess high concentrations of citric acid. It is a natural food preservative that is also used to add an acidic or sour taste to foods and soft drinks. Citric acid anhydrous occurs as colorless crystals or as white, crystalline powder with a strongly acidic taste. It is very soluble in water, freely soluble in ethanol (96%) and sparingly soluble in ether.
