Article Zeolite | new molecular sieve (certified) | new zeolite molecular sieves by Shanghai Limited. Shanghai new molecular sieve Limited (www.molsionms.com) is specialized in the "sieve" of the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Mr. Pan. Molecular Sieve Co. Shanghai new Cr (VI) usually chromate (CrO2-4) and dichromate (Cr2O2-7) the form of dried molecular sieves, the main processing techniques may include chemical reduction, ion exchange, electrodialysis, methods such as reverse osmosis and activated carbon adsorption. However, the above-described transfer method is toxic, costly and difficult recovery and other problems, such as chemical reduction to less toxic chromium compounds, chromium contamination still can not be eradicated. Third, the bidder's eligibility requirements - Shanghai has a new one, in line with the provisions of the "Government Procurement Law of the People's Republic of China," Article 22. 2, has passed the annual inspection of the medical equipment business license or a production license, organization code certificate, business license, tax registration certificate. 3, distribution suppliers to obtain cast products manufacturers, (tender products imported products in the territory) or its authorized distributor in China of the original power of attorney for the sole agents in this tender cargo.