Pistachio Nuts No additives 100% natural Size: 18-34 Processing : Raw Closed nuts: Maximum 5% Small nuts : Maximum 5% Deformed nuts : Maximum 2% Nuts of another sort: Maximum 6% Foreign objects : Maximum 1% Mechanical open : Not allowed Moisture content : Maximum 4,5% Mold : Not allowed Output kernel : At least 54% Partially disclosed nuts (by weight) : Maximum 10% kernels without shell : Maximum 1% Empty shells : Maximum 1% Grades of Pistachios AAA: ~95% whole + 5% split. AA: ~90% whole + 10% split. A: ~85% whole + 15% split. C: ~70% whole + 30% split.