美国采购需求：铈、铈、镧、锆、醋酸铈、硝酸铈铵

I'm interested in gathering detailed information on rare earth salts specifically used for catalysts. Please provide data on the various types available, including their specifications, applications, and any relevant pricing details. Additionally, I'd appreciate insights into the production processes and any certifications your products might have. If possible, please include lead times for orders and minimum purchase quantities. Looking forward to your prompt response!