Variety: Different groundnut varieties have specific characteristics in terms of size, shape, color, and taste.
Grade: Groundnuts are often graded based on their size, quality, and appearance. Higher grades typically command higher prices.
Moisture content: The moisture content of groundnuts should be within a specific range to ensure proper storage and prevent spoilage.
Aflatoxin levels: Aflatoxins are mycotoxins produced by certain fungi that can contaminate groundnuts. Their levels should be below permissible limits to ensure food safety.
Foreign matter: The presence of foreign matter, such as stones, dirt, or other plant material, should be minimal.
Admixture: The percentage of immature, shriveled, or damaged kernels should be within acceptable limits.
Oil content: The oil content of groundnuts is an important factor for certain uses, such as oil extraction.