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                                                                  Sodium fumarate

                                                                   CAS NO.: 17013-01-3

                                                                   Properties: White crystalline powder, odorless, with special sourness

                                                                   Molecular formula: C4 H2 Na2 O4?  
                                                                                   ?
                                                                   Molecular weight: 160.04

                                                                   Structural formula:

                                                                   Specification:( FCCIV,1996)

                                                                  Item

                                                                  Standard

                                                                  Appearance

                                                                  White?odorless crystal powder

                                                                  Assay ,%

                                                                  98.0-102.0

                                                                  Pb ,%

                                                                  =0.002

                                                                  Ignition, %(120?,4h)

                                                                  =0.5

                                                                  pH(33.3% water)

                                                                  6-7

                                                                  Sulfate, %

                                                                  =0.01

                                                                  As %

                                                                  =0.0003

                                                                  Pb %

                                                                  =0.001

                                                                  Maleic Acid %

                                                                  =0.05


                                                                   Main Function and Purpose: The material of flavors, polyester resin, mordant and cohesive.

                                                                   

                                                                   
                                                                   
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