90.20 Standard under periodical review Jan 15, 2024
ISO
ISO/TC 34/SC 4 Cereals and pulses
International Standard
67.060 Cereals, pulses and derived products
This document specifies a test method for ensuring the traceability of bulk density, called "mass per hectolitre", measuring instruments through reference to standard measurement instruments. The mass per hectolitre is of commercial importance for grain cereals. Several types of instruments with varying performances exist for measuring it.
This document also specifies the performances required of national standards instruments, secondary standards instruments, and measuring instruments used in laboratories or in collection or storage silos.
WITHDRAWN
ISO 7971-2:2009
PUBLISHED
ISO 7971-2:2019
90.20
Standard under periodical review
Jan 15, 2024