Sunflower kernels Quality Specification: Moisture: 8% max. Broken kernels: 10% max. (Broken kernel is less than 1/2 of the whole kernel) Impurity: 0.1% max. (Free of hair, stone, glass and metal) Packing Specification: 3-layer paper bags, each with 25kgs net/50lbs net or cater to customer's requirement.