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5330 Molecular Sieve 4A 100/120, 100 grams
$114.00
Catalog No: 5330
Description
Molecular Sieve 4A 100/120, 100 grams
- 4A pore size
- Composition: 1 Na2O: 1 Al2O3: 2.0 ? 0.1 SiO2 : x H2O
- This is the sodium form of the Type A crystal structure
- Generally considered a universal drying agent in polar and nonpolar media
- Preferred for static dehydration in closed liquid or gas systems, e.g., in packaging of drugs, electric components and perishable chemicals; water scavenging in printing and plastics systems and drying saturated hydrocarbon streams
- Adsorbed species include SO2, CO2, H2S, C2H4, C2H6, and C3H6
- Can be reactivated by heating at 250C for 12 hours; 300C for 4 hours, or 350C for 2 hours
