We are trading, selling and buying Buckwheat with buyers and sellers in Europe, Asia, Africa, Middle East and America shipping to any save word port by containers, trucks or by vessels. Quality is Moisture max 14%; Purity min 98% but could be better based on your demands. Packing is in bulk, big bag or 25/ 50 kg PP bags. Delivery could be as per Incoterms 2010 (FCA, FAS, FOB, DAP, CFR, CIF) to ASWP (any save word port) by containers, trucks or by vessels. Prices are negotiable and valid limited time only or until stock is last. Payments could be done by LC at sight (Letter of Credit) with UCP 600 apply, CAD (cash against documents), CAFD, T/T. Samples are available upon request and cost of delivery to be paid by buyer but quality will be based in the contract concluded.
Buckwheat seeds are dehulled, and the remaining seed material, called a groat, is ground into flour. 
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For Ukraine DSTU 4524:2006 BUCKWHEAT, specifications.
For Russia GOST 19092-92 Buckwheat. Requirements for state purchases and deliveries.