Four types of silica gel used.

What is Silica Gel? Definition, Uses, & Safety Information

15 Gram Silica Gel DESICCANTS (Pack of 25) - Perfect

Silica Alumina Gel / Alumino Silica Gel - China Silica Gel, Silica

Zhongci Professional China Silica Gel Manufacturer Industrial

Silica gel - Wikipedia

Column Chromatography Adsorbents

Silica Gel Beads Size: 2-4 mm; These are not the fine powder type for drying flowers; Do not use them for drying flowers; You can place the beads

2lbs [1 Quart] Premium Silica Gel Desiccant [Orange to Dark Green, Industry Standard 2-4 mm], Indicatong Silica Beads, Reusable Moisture absorber

Silica Gel: Purpose, Origin, How Is It Made, Types, and Uses

7.5LBS Type A Silica Gel Desiccant Beads Premium Quality Reusable

White Silica Gel Used for All Industries Dry with Different Sizes