This standard specifies a method for the determination of the alkalinity of the total ash and a method for the determination of the alkalinity of the water-soluble ash from fruits, vegetables and derived products.
GSO ISO 5520:2005 history
2005GSO ISO 5520:2005 FRUITS, VEGETABLES AND DFRIVED PRODUCTS - DETERMINATION OF ALKALINITY OF TOTAL ASH AND OF WATER-SOLUBLE ASH