This part of ISO 7971 specifies a routine method for the determination of bulk density, called “mass per hectolitre” of cereals as grain using manual or automatic, mechanical, electric or electronic mass per hectolitre measuring instruments.
EN ISO 7971-3:2009 Referenced Document
ISO 7971-2 Cereals — Determination of bulk density, called mass per hectolitre — Part 2: Method of traceability for measuring instruments through reference to the international standard instrument*， 2019-02-01 Update
EN ISO 7971-3:2009 history
2019EN ISO 7971-3:2019 Cereals - Determination of bulk density@ called mass per hectolitre - Part 3: Routine method
2009EN ISO 7971-3:2009 Cereals - Determination of bulk density, called mass per hectolitre - Part 3: Routine method (ISO 7971-3:2009)
EN ISO 7971-3:2009 Cereals - Determination of bulk density, called mass per hectolitre - Part 3: Routine method (ISO 7971-3:2009) has been changed from BS 4317-32:1996 Methods of test for cereals and pulses - Determination of bulk density of cereals, called 'mass per hectolitre' (routine method).