Physical-chemical specifications Colour: 50-220ASTA Humidity: max.10% Total ash: max.8% Acid-insoluble ash: max.1% Aflatoxin B1: max.5 ppb Total aflatoxins: max.10 ppb Ocratoxin A: max.20 ppb Escherichia coli: absent/25 g Salmonella: absent/25 g Pesticides and heavy metals: in line with European regulations. Shelf time: 2 years