1.Impurity: 1% max 2.admixture: 1% max 3.Size: within 2.5cm 2.5-3.5cm 3.5cm and up 4.Quality:without sugar, SO2 containing or with super specification:SO2:200 ppm maxMoisture : 18-22% maxSugar:60-62%max 5. Superiority: own factory, own processing equipment