Warm greetings from Indonesia. We are pleased to offer Gambier (Uncaria gambir) Grade C, available for immediate export and suitable for industrial use, such as leather tanning, natural dye, and non-food herbal formulations. 📦 Product Specification (Grade C): Tannin Content: Approx. 23.5% Color : Dark Brown Moisture Content: 20.9% Form: Block Packing: PP Bags (customizable) Shipping Terms : Exwork/FOB/ CIF (as by request) MOQ : 1 MT Availability: 40 MT / Month As part of our transparency and commitment to quality, we offer free product samples (up to 500 grams) for your evaluation. 📌 Shipping cost to be covered by buyer. We are confident this cost-effective option can serve your needs in price-sensitive applications, and we welcome long-term cooperation. Lab test report is available for your reference. Please let us know your shipping address and courier account (if any), and we will arrange the sample dispatch promptly. Looking forward to your positive reply.