New National Standards for Urea (GB/T 2440-2017) was Officially Implemented from July 1st, 2018

By CnAgri2018-07-10 15:27:13 Print New National Standards for Urea (GB/T 2440-2017) was officially implemented from July 1st, 2018. Compared to the 2001 version, there are changes in ways of classifications of product grading, methods of expression of total nitrogen content, technical indicators of total nitrogen content, package signs, etc. Besides, the indicator of total nitrogen content in urea for agriculture is moderately adjusted down, which makes space of technology interfaces for developing new added-value urea products with synergists.