SPECIFICATION

Dicalcium Phosphate Anhydrous Powder
Synonyms: Calcium Phosphate, Dibasic Anhydrous
Product Number: 5410
Empirical Formula: CaHPO4 
CAS Number: 7757-93-9 
Molecular Weight: 136.06
Characteristics: White powder. Stable in air. Insoluble in alcohol, practically insoluble in water, but is readily soluble in dilute hydrochloric acid, and nitric acids. Alkaline in aqueous solution (PH value:8.95±0.35). Easily becomes sodium pyrophosphate at 250°C.

Test Parameters                        Specification     Test Methods
Identification A                                Positive            FCC, USP, EC, EP
Identification B                                Positive            FCC, USP, EC, EP
Identification C                               Complies           EP
Assay                                             98.0-102.0%    EC
Arsenic                                           ≤ 3 ppm          FCC, USP, EC, EP
Fluoride                                          ≤ 0.005%        FCC, USP, EC
Lead                                               ≤ 2 ppm          FCC
Loss on Ignition                               7.0-8.5%          FCC
Carbonate                                       Conforms          USP, EP
Chloride                                          ≤ 0.25%          USP, EP
Sulfate                                             ≤ 0.50%          USP, EP
Barium                                             Conforms          USP, EP
Heavy Metals                                   ≤ 30 ppm        USP
Acid-Insoluble substances                ≤0.2%             USP, EP
Mercury                                           ≤ 1 ppm          EC
Cadmium                                         ≤ 1 ppm           EC
P2O5 (as Anhydrous)                      50.0% - 52.5%  EC
Iron                                                  ≤ 400 ppm       EP
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.