7 LBS 4A Molecular Sieve, Premium Quality Desiccant Bulk Material

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💼 Stay dry, stay sharp — premium moisture control for the modern pro.

This 7 lbs 4A Molecular Sieve is a premium desiccant designed for rapid and efficient moisture adsorption of molecules ≤0.4nm. It absorbs over 17% of its weight in water vapor at 25°C and can be reactivated by heating to 550°C, making it a durable, eco-friendly solution. Packaged in an ergonomic, easy-pour container with dual handles, it offers professional-grade moisture control for home, office, or industrial use.