we are importer of feed material now want to buy tapioca residue powder as below two specifications: 1. Starch, 50% Min. Ash:and 6% Max. Moisture: 13% Max. Fiber: 15% Max. QTY.:540mt per week 2. Starch, 55% Min. Ash:3% Max. Moisture: 13% Max. Fiber: 15% Max. Qty. 270mt per week Please quote us FOB price