pva powder 1, pva with powder,flake, granular. 2, have many grade of PVA, PVA1799, PVA2499, PVA1788, PVA2488, PVA0588 et pva powder 1, pva with powder,flake, granular. 2, have many grade of PVA, PVA1799, PVA2499, PVA1788, PVA2488, PVA0588 etpva powder 1, pva with powder,flake, granular. 2, have many grade of PVA, PVA1799, PVA2499, PVA1788, PVA2488, PVA0588 etcPolyvinyl Alcohol data: PVAL ...