1, "Look", normal peanuts are bright and reddish in appearance and white inside. The color of peanut becomes darker after mildew, and a layer of yellow-brown or black mycelium will be produced on the serious epidermis.

2, "smell", fresh peanuts have their own inherent fragrance, peanuts after long-term storage will produce a spicy taste, and the risk of spicy peanuts being contaminated by aflatoxin is greatly increased.

3, "taste", normal peanuts taste slightly sweet, peanuts have a rancid smell after being moldy, and they have different degrees of bitterness in their mouths. The risk of aflatoxin produced by moldy peanuts will be greatly increased.

4. "Inspection": Use the test paper or instrument for rapid detection of aflatoxin, and the results can be obtained in 6 minutes at the earliest. The invention is suitable for on-site detection and rapid quantitative screening in families, supermarkets and warehouses.