Cashew kernels should be completely free from living insects, moulds, from rodent contamination and insect damage. Cashew kernels should have natural smell, and should be free of rancid or any other unnatural smell. Moisture content: The cashew kernels should have moisture content not greater than 5% by weight.
W - 180, is the ' King of Cashew ' - They are larger in size and very expensive. W - 210, are popularly known as ' Jumbo ' nuts. W - 240, it is an attractive grade which is reasonably priced. W - 320, are the most popular among cashew kernels and highest in terms of availability, worldwide.