乌兹别克斯坦采购需求：萤石、萤石、氟化钙、萤石矿物、萤石原石、天然萤石

Dear Team, I am reaching out to request a quote for 60 metric tons of welding melted flux, intended for use in surfacing locomotive, diesel, electric, and wagon wheel sets, as well as for automatic welding and surfacing applications. Please provide pricing based on FCA terms, along with detailed information about the packaging (including photos) and the HS code for this product. Additionally, I'd appreciate your Certificate of Analysis (COA), loading capacity details, and any relevant production standards. Looking forward to your prompt response with the requested info so we can proceed efficiently. Thank you!