1.06580

Fosfato di sodio

for analysis EMSURE^®

• Sinonimo/i: Fosfato di sodio secondario, Di-sodio idrogenofosfato, Fosfato disodico, Sodio fosfato bibasico
• Formula condensata: Na₂HPO₄ · 2H₂O
• Numero CAS: 10028-24-7
• Peso molecolare: 177.99
• NACRES: NA.21
• EC Index Number: 231-448-7
• UNSPSC Code: 12352302
• MDL number: MFCD00149182
• Assay: ≥99.5% (acidimetric)
• Grade: Laboratory Reagent
• Form: solid
• Solubility: 93 g/L

Proprietà

• grade: Laboratory Reagent
• Quality Segment: 300
• product line: EMSURE^®
• assay: ≥99.5% (acidimetric)
• form: solid
• potency: >2000 mg/kg LD₅₀, oral (Rat)
• pH: 9.0-9.2 (20 °C, 50 g/L in H₂O)
• mp: 92.5 °C (Elimination of water of crystallisation)
• solubility: 93 g/L
• density: 2.1 g/cm³ at 20 °C
• bulk density: 850‑1000 kg/m³
• anion traces: chloride (Cl^-): ≤0.001%, sulfate (SO₄^2-): ≤0.005%
• cation traces: Cu: ≤0.0003%, Fe: ≤0.001%, K: ≤0.005%, N: ≤0.001%, Pb: ≤0.001%, heavy metals (as Pb): ≤0.001%
• storage temp.: 2-30°C
• SMILES string: O.O.[Na+].[Na+].OP([O-])([O-])=O
• InChI: 1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2
• InChI key: KDQPSPMLNJTZAL-UHFFFAOYSA-L

Descrizione

Application

di-Sodium hydrogen phosphate dihydrate can be used as a:

• Buffering agent in size exclusion chromatography (SEC) analysis of adalimumab.
• Phosphorus source in the synthesis of hydroxyapatite via wet chemical precipitation.

Analysis Note

Assay (acidimetric): ≥ 99.5 %
Identity: passes test
pH-value (5 %; water): 9.0 - 9.2
Chloride (Cl): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
Cu (Copper): ≤ 0.0003 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %

Other Notes

Replaces: 1.06580.9057; SX0713; SX0713-5

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Informazioni sulla sicurezza

• Classe di stoccaggio: 11 - Combustible Solids
• flash_point_f: Not applicable
• flash_point_c: Not applicable