What are your company's walnut kernel selection standards?
Our walnut kernels undergo rigorous selection based on the following criteria to ensure premium quality and safety: Sensory Standards: Color & Freshness: Kernels must exhibit a light amber or golden-yellow color, indicating low oxidation and freshness. Dark spots or discoloration are strictly rejected. Physical Standards:Physical Standards: Size & Uniformity: Kernels are graded into whole, half, quarter, or eighth pieces to ensure consistency in texture for processing (e.g., walnut milk production).Shell Thickness: Optimal shell thickness ranges between 0.8–1.5 mm for easy processing and high kernel yield (≥61%). Chemical & Nutritional Standards: Moisture Content: ≤5% to prevent spoilage and extend shelf life . Fat Content: High unsaturated fat content (up to 72%), including omega-3 and omega-6 fatty acids, for enhanced nutritional value . Processing Protocols: Cleaning & Dehulling: Kernels undergo thorough washing, dehulling, and peeling to remove residues . Drying & Packaging: Vacuum-sealed packaging ensures freshness and a 12-month shelf life . By adhering to these standards, we deliver kernels perfect for walnut milk, snacks, and baked goods, balancing taste, nutrition, and safety.