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Dear Sir/Madam, My name is hyeonjin kim, and I am interested in sourcing your high-purity Rosmarinic Acid product. To support our internal quality assurance procedures and product evaluation, I would appreciate it if you could kindly provide the following information: 1. Certificate of Analysis (COA) and the original HPLC chromatogram 2. Full HPLC testing conditions (e.g., column type, mobile phase composition, detection wavelength, flow rate, etc.) 3. Comparative chromatogram with reference standard (if available) 4. Original auto-generated PDF HPLC report containing all chromatographic details 5. Information regarding certifications held by your facility (e.g., GMP, ISO, or other relevant quality standards) Additionally, I would like to inquire about the availability of sample quantities and your minimum order quantity (MOQ). Your support in sharing this information would be greatly appreciated and will assist us in completing our internal quality review. I look forward to your kind response. Best regards,