... when it is put into water) 12. Silica acid 13. Active silica gel 14. Silica sol 15. Silica gel desiccant, silica gel sachet, silica gel bag: 0.5g, 1g, 2g, 3G ... , 4G, 5g, 10g, 20g, 30g, 50g, 100g, 500g, 1000g, etc. 16. High performance desiccant ...