Blue → pink — visual RH indicator
SN-DES-03 is a blue/light-blue glass-like granular silica gel (bead/lump). Absorbs moisture and turns pink to visually indicate relative humidity — widely used for rust/moisture protection and humidity indication in precision instruments, pharmaceuticals, petrochemicals, food, garments, appliances, aviation and defense.
Key Features
- 🔬 High-Purity SiO₂ — Based on high-purity silicon dioxide — stable chemical and thermal performance
- 🧪 Custom Production — Packaging and specifications tailored to customer requirements
Technical Specifications
| Item | Value |
|---|---|
| RH 20 % | Blue / Light blue |
| RH 50 % | Pink |
| SSA | 650–800 m²/g |
| Size | 1–6 mm |
| Country of Origin | China |
Main Applications
Silica Gel
Particle size, purity, surface treatment and packaging can be customized to your specification. Contact us for samples, TDS and quotations.