purity : more than 99% It can be used as food additive ,chemicals ,and the raw materials of the Electronic chemicals .

assay              >99.0                    

                   

 

chloride               <% 0.001

sulfate                <% 0.005

PO                     <%0.002

oxalate                  OK

Ca                      <% 0.005

Fe                     <% 0.000 5

heavy matal,              <%0.000 5

It can be used as food additives ,regant and Electronic chemical. .

Diammonium citrate