90.93 Standard confirmed Jan 13, 2022
ISO
ISO/TC 34/SC 3 Fruits and vegetables and their derived products
International Standard
67.080.01 Fruits, vegetables and derived products in general
The method consists in heating a test portion until all organic matter is decomposed and a clear solution is obtained, either with sulphuric acid and nitric acid and in certain cases with hydrogen peroxide, or with sulphuric acid and nitric acid with the addition of perchloric acid.
PUBLISHED
ISO 5515:1979
90.93
Standard confirmed
Jan 13, 2022