This part of GB/T 10209 stipulates the determination of free water content in monoammonium phosphate and diammonium phosphate by Karl Fischer method and vacuum oven method. This part is applicable to the determination of free water content in monoammonium phosphate and diammonium phosphate produced by various processes.
GB/T 10209.3-2010 Referenced Document
GB/T 6283 Chemical products.Determination of water Karl.fischer method(general method)
HG/T 2843 Chemical fertilezer products-standard volumetrie,standard,reagent and indicator solutions for chemical analysis
GB/T 10209.3-2010 history
2010GB/T 10209.3-2010 Determination of monoammonium phosphate and diammonium phoshpate-Part 3:Water content
2001GB/T 10209.3-2001 Determination of water content for monoammonium phosphate and diammonium phosphate