Sodium 11 Na 22.989770

Sodium Phosphate Dibasic Heptahydrate, ACS/USP Granular

Jost Code: 2781

Synonyms: Disodium hydrogen phosphate heptahydrate, Disodium phosphate heptahydrate, Sodium hydrogenphosphate heptahydrate

Sodium Phosphate can be used in pharmaceuticals and as a buffering agent. Product specifications, SDSs and certifications are available under Additional Information.

Chemical Formula
Na2HPO4 · 7H2O
CAS Number
7782-85-6
Molecular Weight
268.07
Use
Pharmaceuticals; Buffering Agent
Description
Granular
Containers
50 kg/110 lb fiber drums; 25 kg cartons EU only
Storage
Store in a clean, dry warehouse in the original unopened containers.
Revision Date
06/14/2021
Identification
Sodium
Pass
Phosphate
Pass
Assay (ACS)
98.0% - 102%
Assay (USP)
98.0% - 100.5%
LOD
43.0% - 50.0%
pH (5%)
8.7 - 9.3
Insoluble Matter
0.005% maximum
Chloride
10 ppm maximum
Sulfate
50 ppm maximum
Heavy Metals
10 ppm maximum
Arsenic
16 ppm maximum
Iron
10 ppm maximum
Appearance
Pass
Microbial Test Results
Aerobic Plate Count
1000 cfu/g maximum
Yeast and Mold Count
100 cfu/g maximum
Total Coliforms
Negative