Sílica gel laranja

CAS NO.: 112926-00-8

Molecular Formula: SiO₂·nH₂O (with methyl violet indicator)

Molecular Weight: ~60.08 (SiO₂ basis)

Orange silica gel is a non-toxic, amorphous form of silica containing a moisture indicator that changes from orange to green as it absorbs water. It is used for indicating and controlling humidity in packaging and industrial environments.

Main Applications:

Used in moisture control for electronics, pharmaceuticals, and food products. Color changes from orange to green to indicate saturation.

Typical Properties:

Property	Value
Appearance	Orange granular or bead form
Moisture Adsorption	≥30% (RH 90%, 25°C)
Bulk Density	0.75 g/cm³
Indicator	Methyl violet
Particle Size	2–5 mm (typical)
Storage	Store in a dry, airtight container