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Borate buffer solution for ammonia distillation
17577211
Posted: Friday, August 3, 2012 9:19 AM
Joined: 8/3/2012
Posts: 2


Both EPA method and Standard Methods say to make up this solution by adding NaOH to a sodium tetraborate solution.

 

Is there a valid reason for making the sodium tet solution first rather than simply adding the 4.75 g of decahydrate directly to the 1L flask along with the NaOH?