Size: 95% larger than slit 3.5 mm
Moisture: 8-10%
Purity: 99%
Not dangerous impurities: less than 1%
Peeled: less than 0.50%
Broken: less than 10%
Other varieties: none
Live contamination: absent
Insect damage: less than 1.50%
Organoleptic qualities: normal odor, flavor typical of sunflower, dark gray, almost black
With possible white thin stripes.