trisodium dodecahydrate phosphate

• ChemBase ID: 103526
• Molecular Formular: H24Na3O16P
• Molecular Mass: 380.124031
• Monoisotopic Mass: 380.04950416
• SMILES: O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[O-]P(=O)([O-])[O-]
• Canonical SMILES: [O-]P(=O)([O-])[O-].O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+]
• InChI: InChI=1S/3Na.H3O4P.12H2O/c;;;1-5(2,3)4;;;;;;;;;;;;/h;;;(H3,1,2,3,4);12*1H2/q3*+1;;;;;;;;;;;;;/p-3
• InChIKey: ASTWEMOBIXQPPV-UHFFFAOYSA-K

NAMES AND DATABASE IDS

Names

• IUPAC name: trisodium dodecahydrate phosphate
• IUPAC Traditional name: tripotassium dodecahydrate phosphate; trisodium dodecahydrate phosphate
• Synonyms: Trisodium phosphate (tert) dodecahydrate; Trisodium phosphate dodecahydrate; TSP; SODIUM PHOSPHATE TRIBASIC; Trisodium phosphate; SODIUM PHOSPHATE TRIBASIC, ACS; Sodium phosphate tribasic dodecahydrate; Trisodium phosphate (tert) 十二水合物; 磷酸三钠 十二水合物; 正磷酸钠 十二水合物

Database IDs

• CAS Number: 10101-89-0
• EC Number: 231-509-8
• MDL Number: MFCD00149198
• PubChem SID: 24867035; 24853305; 24845717; 162103129; 24886320; 24899764
• PubChem CID: 61473

CALCULATED PROPERTIES

• Acid pKa: 1.7961261
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -3.3916447
• LogD (pH = 7.4): -3.9718332
• Log P: -1.0201038
• Molar Refractivity: 11.2868 cm^3
• Polarizability: 5.564544 Å^3
• Polar Surface Area: 86.25 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: H2O: soluble0.5 M at 20 °C, clear, colorless
• Density: 1.62 g/mL at 25 °C
• Absorption Wavelength: A0.5M/260, H2O ≤0.035; A0.5M/280, H2O ≤0.023; λ: 260 nm Amax: 0.035; λ: 280 nm Amax: 0.023
• pH: ~13.0 (25 °C, 0.5 M in H2O)

Safety Information

• Storage Condition: Room Temperature (15-30°C)
• RTECS: TC9575000
• European Hazard Symbols: Corrosive (C); Nature polluting (N)
• UN Number: 3077; 3262
• German water hazard class: 1
• Hazard Class: 8; 9
• Packing Group: 3; III
• Australian Hazchem: 2X
• Risk Statements: 34; R:34-58
• Safety Statements: 26-36/37/39-45; S:26-27/28-36/37/39-46-64-61
• EU Classification: M7
• EU Hazard Identification Number: 13
• Emergency Response Guidebook(ERG) Number: 171
• GHS Pictograms: GHS05
• GHS Signal Word: Danger
• GHS Hazard statements: H314
• GHS Precautionary statements: P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 3262 8/PG 3

Product Information

• Purity: ≥98%; ≥98.0% (T); ≥98.0% (titration); ≥99.0%; ≥99.99% trace metals basis; 98.0-102.0%; 98.0-102.0% (ACS specification)
• Grade: ACS; ACS reagent; puriss. p.a.; REAGENT; SAJ first grade; SAJ special grade
• Impurities: <100 ppm total metallic impurities; ≤0.001% heavy metals (as Pb); ≤0.001% total nitrogen (N); ≤0.01% insolubles; ≤2.5% free alkali (as NaOH); ≤3% Free alkali (as NaOH); Insoluble matter, passes filter test; insoluble matter, passes filter test
• Cation Traces: Al: ≤0.0005%; Al: ≤5 mg/kg; As: ≤0.1 mg/kg; As: ≤1 mg/kg; Ba: ≤0.0005%; Ba: ≤5 mg/kg; Bi: ≤0.0005%; Bi: ≤5 mg/kg; Ca: ≤0.001%; Ca: ≤10 mg/kg; Cd: ≤0.0005%; Cd: ≤5 mg/kg; Co: ≤0.0005%; Co: ≤5 mg/kg; Cr: ≤0.0005%; Cr: ≤5 mg/kg; Cu: ≤0.0005%; Cu: ≤5 mg/kg; excess alkali (as NaOH): ≤2.5%; excess alkali: ≤2.5%; Fe: ≤0.0005%; Fe: ≤0.001%; Fe: ≤10 mg/kg; Fe: ≤5 mg/kg; heavy metals (as Pb): ≤0.001%; heavy metals: ≤0.001%; K: ≤0.005%; K: ≤50 mg/kg; Li: ≤0.0005%; Li: ≤5 mg/kg; Mg: ≤0.0005%; Mg: ≤5 mg/kg; Mn: ≤0.0005%; Mn: ≤5 mg/kg; Mo: ≤0.0005%; Mo: ≤5 mg/kg; Ni: ≤0.0005%; Ni: ≤5 mg/kg; Pb: ≤0.0005%; Pb: ≤5 mg/kg; Sr: ≤0.0005%; Sr: ≤5 mg/kg; Zn: ≤0.0005%; Zn: ≤5 mg/kg
• Antion Traces: chloride (Cl-): ≤0.001%; chloride (Cl-): ≤0.005%; chloride (Cl-): ≤10 mg/kg; chloride (Cl-): ≤50 mg/kg; sulfate (SO42-): ≤0.005%; sulfate (SO42-): ≤0.01%; sulfate (SO42-): ≤100 mg/kg; sulfate (SO42-): ≤50 mg/kg
• λ: 0.5 M in H2O
• Product Line: BioUltra
• Linear Formula: Na3PO4 · 12H2O

DETAILS

MP Biomedicals - 02152578

Dodecahydrate
ACS Reagent Grade
Purity: 98.0-102.0%

MP Biomedicals - 02152062

Dodecahydrate

Sigma Aldrich - 71908

Other Notes
Protein precipitant in the purification of nitrate reductase1; Fractionation of nucleotides by inorganic salt co-precipitation2; Diluent in the luciferase assay of bacterial content3.

Sigma Aldrich - 222003

Packaging
2.5 kg in poly bottle
500 g in poly bottle

Sigma Aldrich - 431613

General description
Meets A.C.S. reagent specifications.
Packaging
50 g in poly bottle