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LC5433 di-Sodium hydrogen phosphate dihydrate
suitable for use as excipient EMPROVE exp Ph Eur,BP,USP

 

Order number Packaging Quantity Price €
AC32433 Plastic bottle 500 g Inquire
AC32433 Double PE Sack 1 kg Inquire

 

Product information
Grade Ph Eur,BP,USP
Synonyms Sodium monohydrogen phosphate, Sodium phosphate dibasic
Hill Formula HNa2O4P * 2 H2O
Chemical formula Na2HPO4 * 2 H2O
HS Code 2835 22 00
EC number 231-448-7
Molar mass 177.99 g/mol
CAS number 10028-24-7

 

Chemical and physical data
Solubility 93 g/l (20 °C)
Melting point 92.5 °C Elimination of water of crystallisation
Molar mass 177.99 g/mol
Density 2.1 g/cm3 (20 °C)
Bulk density 850 – 1000 kg/m3
pH value 9.0 – 9.4 (50 g/l, H2O, 20 °C)

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

 

Toxicological data
LD 50 oral LD50 rat 17000 mg/kg

 

Specifications
Assay
– calculated on dried substance according to Ph. Eur.
Assay
– calculated on dried substance according to Ph. Eur.
– calculated on dried substance according to USP 98.0 – 100.5 %
Identity passes test
Appearance of solution passes test
In water insoluble matter ≤ 0.3 %
pH-value (5 %; water) 8.9 – 9.2
Chloride (Cl) ≤ 0.005 %
Sulphate (SO4) ≤ 0.02 %
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.0002 %
Fe (Iron) ≤ 0.001 %
Sodium dihydrogen phosphate (NaH2PO4) ≤ 1.7 %
Residual solvents (Ph.Eur./USP/ICH) excluded by manufacturing process
Substances reducing potassium permanganate (as O) passes test
Loss on drying (130 °C) 19.5 – 21.0 %