SPECIFICATION

Disodium Phosphate Anhydrous
Empirical Formula: Na2HPO4 
CAS Number: 7558-79-4 
Molecular Weight: 141.96
Characteristics: White powder. Soluble in water, acidic property appeared in a aqueous solution insoluble in ethamd.

Test Parameter                Specifications                       Method
Identification Phosphate        Conforms                           FCC,USP
Identification Sodium            Conforms                           FCC
Assay (dried basis)               98.0-100.5%                     FCC,USP, EC
Arsenic                                ≤ 3 ppm                            FCC,USP, EC
Fluoride                               ≤ 0.0010%                       FCC, EC
Lead                                    ≤ 4 ppm                            FCC, EC
Loss on Drying                     ≤ 5.0%                             FCC,USP, EC
Insoluble Substances            ≤ 3 ppm                            FCC, USP
Chloride                               ≤ 0.6%                             USP
Sulfate                                  ≤ 0.2%                             USP
Heavy Metals                       20 ppm                               USP
Water-Insoluble substances  0.20%                                 EC
Mercury                               ≤1 ppm                             EC
Cadmium(cd)                       ≤1 ppm                              EC
P2O5 (as Anhydrous)          49-51%                              EC
PH (1% Solution)                 8.4-9.6                               EC
Salmonella                            Negative                             CP 2005
E. Coli                                  Negative                             CP 2005
Total Plate Count                  1000 cfu/g                          CP 2005
Yeast, Molds                        100 cfu/g                            CP 2005
Coliform                                Negative                            CP 2005

Complies with FCC, USP, EP, E341 requirements

Packing: Packed in 25kgs or 50lbs net paper bag with PE bag inner.  
Storage and Transport: Store in a tightly sealed container in a cool, dry, well ventilated area.  Avoid exposure to heat and moisture.
Shelf life: Two years.