ISO-20483 Complete Document History
Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method

Complete Current Edition:
   2ND EDITION - crude protein content - Kjeldahl method - Dec. 1, 2013

Obsolete Revision Information:
   1ST EDITION - PROTEIN CONTENT - KJELDAHL METHOD - Nov. 1, 2006