捷克采购需求：营养技术、生物技术、RiviK2、维生素 K2 MK-7、营养矿物质、γ-氨基丁酸

I'm reaching out as we're in the market for a reliable supplier of magnesium citrate 9-H2O, requiring a total of 3500 kg of pharmaceutical grade material. We are specifically interested in understanding your pricing and availability for this quantity. Could you please provide your best offer on FOB terms? Additionally, any information about your production capabilities and lead times would be greatly appreciated. Looking forward to your prompt response.