disodium decahydrate sulfate

• ChemBase ID: 155999
• Molecular Formular: H20Na2O14S
• Molecular Mass: 322.19494
• Monoisotopic Mass: 322.03691488
• SMILES: O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[Na+].[Na+]
• Canonical SMILES: [O-]S(=O)(=O)[O-].O.O.O.O.O.O.O.O.O.O.[Na+].[Na+]
• InChI: InChI=1S/2Na.H2O4S.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2
• InChIKey: RSIJVJUOQBWMIM-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: disodium decahydrate sulfate
• IUPAC Traditional name: disodium decahydrate sulfate
• Synonyms: Glauber’s salt; Sodium sulfate decahydrate; Natrii sulfas decahydricus; 格劳伯盐; 硫酸钠 十水合物; 十水合硫酸钠

Database IDs

• CAS Number: 7727-73-3
• EC Number: 231-820-9
• MDL Number: MFCD00149189
• PubChem SID: 24865152; 24886331; 24886332; 24848217; 162250137; 24854839
• PubChem CID: 62649

CALCULATED PROPERTIES

• Acid pKa: -3.034349
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -5.569452
• LogD (pH = 7.4): -5.594027
• Log P: -0.841552
• Molar Refractivity: 11.5274 cm^3
• Polarizability: 6.037845 Å^3
• Polar Surface Area: 80.26 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: H2O: soluble1 M at 20 °C, clear, colorless
• Melting Point: 32.4 °C
• Density: 1.46 g/mL at 25 °C(lit.)
• Absorption Wavelength: λ: 260 nm Amax: ≤0.025; λ: 280 nm Amax: ≤0.021
• pH: 5.0-7.0 (25 °C, 1 M in H2O); 5.0-8.0 (25 °C, 50 mg/mL in H2O); 5.2-8 (20 °C, 5%); 5.2-9.2 (25 °C, 5%)

Safety Information

• German water hazard class: 1
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: ≥99%; ≥99.0%; ≥99.0% (calc. based on dry substance, T); ≥99.0% (calc. on dry substance, T); ≥99.0% (calc. to the dried substance); 97%; 98.0-102.0%
• Grade: ACS reagent; JIS special grade; Ph Eur; puriss.; puriss. p.a.; reagent grade; SAJ first grade
• Suitability: complies for appearance of solution; complies for identity
• Impurities: ≤0.0003% heavy metals (as Pb); ≤0.0005% total nitrogen (N); ≤0.005% in water insoluble matters; ≤0.01% insolubles; ≤10 mg/kg heavy metals (as Pb); ≤200 mg/kg free alkali (as NaOH); ≤300 mg/kg free acid (as H2SO4); acidity or alkalinity, complies; insoluble matter, passes filter test; residual solvents, complies
• Cation Traces: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; As: ≤0.5 mg/kg; As: ≤2 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤0.005%; Ca: ≤20 mg/kg; Ca: ≤50 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; Fe: ≤5 ppm; heavy metals (as Pb): ≤3 ppm; K: ≤0.005%; K: ≤20 mg/kg; Li: ≤5 mg/kg; Mg: ≤0.003%; Mg: ≤100 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤20 mg/kg; Zn: ≤5 mg/kg
• Antion Traces: chloride (Cl-): ≤100 mg/kg; chloride (Cl-): ≤5 mg/kg; chloride (Cl-): ≤5 ppm; phosphate (PO43-): ≤10 mg/kg; phosphate (PO43-): ≤5 mg/kg; phosphate (PO43-): ≤5 ppm
• Loss on Drying: 53-57% loss on drying; 53-57% loss on drying, 130 °C
• Quality: crystallized; meets analytical specification of Ph. Eur., BP, USP
• λ: 1 M in H2O
• Pharmacopeia: testing & handling conforms to Pharmacopeia
• Product Line: BioUltra
• Linear Formula: Na2SO4 · 10H2O

DETAILS

Sigma Aldrich - 71969

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 - 403008

Packaging
100, 500 g in poly bottle

Sigma Aldrich - 246980

Packaging
2.5 kg in poly bottle
500 g in poly bottle