1) Color: Natural white or yellowish, no obvious dark spots
2) Size: 80-100mesh, 100-120mesh
3) Moisture: 6.0% max
4) Sulfur dioxide: Less 50.
5) Supply period: All year round
6) Package:
Inner packing: 12.5kg/2aluminum foil bags.
Outer packing: 25kg/CTN, or as per buyer's option