USDA/GIPSA has updated the calibration constants for the UGMA Moisture Meters


Both the DICKEY-john ® GAC 2500-UGMA and the Perten AM 5200-A calibration constants have been updated. For the GAC 2500-UGMA visit here. For the Perten AM 5200-A visit here.

USDA/GIPSA has changed the "official" standard


Effective May 1, 2013 USDA/GIPSA completed its shift to the UGMA technology for offical moisture determinations for all grains. As of May 1, 2013 the DICKEY-john GAC 2100 will no longer be used for "official" grading. USDA/GIPSA developed and has now implemented this new technology to improve accuracy and consistancy in moisture measurement for the U.S. grain industry. Read more