Product Description Features 1. the molecular sieve aperture is 4A; 2. this molecular sieve absorbs water, methanol, ethanol, hydrogen sulfide, sulfur dioxide, carbon dioxide, ethylene, propylene; 3. the molecular sieve does not absorb any molecules (including propane) with a diameter greater than 4A; 4. the molecular sieve's selective adsorption of water is higher than that of any other molecules. The molecular sieve sobent is one of the most used molecular sieves in industry. Where used The molecular sieve is commonly used to dry organic liquids (solvents, oils, gasoline and other saturated hydrocarbons), air, liquid gases (propane, butane), and other gases (hydrogen, nitrogen, helium, argon, etc.). Detailed Photos Application FAQ Company Profile Kunshan Huahai Environmental Protection Technology Co., Ltd. is a comprehensive enterprise integrating science and technology research and development, industrial production, and global trade. Grade Development Zone), the production base is located in Gugao Industrial Park, Taizhou City, Jiangsu Province. The company is committed to the research and development, production and industrial application of catalytic purification materials such as catalysts, purification agents and adsorbents. The company inherits the advantages of catalytic purification technology from the core research institutes under the former Ministry of Chemical Industry and well-known universities at home and abroad. The products are mainly used in various raw gas (oil), Catalytic purification of exhaust gas, sewage gas and other materials. Certifications Why Huahai? Packaging & Shipping