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trace element selenium

trace element selenium, Total:3 items.

In the international standard classification, trace element selenium involves: Fertilizers, Animal feeding stuffs.


Group Standards of the People's Republic of China, trace element selenium

  • T/CHYY 006-2021 Quality requirements for organic selenium-rich trace element fertilizer
  • T/CI 018-2021 Bio-organic trace elements iron, copper, zinc, manganese, selenium production technology guide

Shandong Provincial Standard of the People's Republic of China, trace element selenium

  • DB37/T 2618-2014 Determination of Selenium Content in Microelement Water-Soluble Fertilizer




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