Sodium citrate dibasic sesquihydrate

grade

purum p.a.

Quality Level

200

Assay

≥99.0% (T)

form

crystals

pH

4.6-5.2 (25 °C 50 mg/mL in H₂O)

solubility

water: soluble 263.1 g/L

anion traces

chloride (Cl^–): ≤50 mg/kg
sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg

SMILES string

O.O.O.[Na+].[Na+].[Na+].[Na+].OC(=O)CC(O)(CC([O-])=O)C([O-])=O.OC(=O)CC(O)(CC([O-])=O)C([O-])=O

InChI

1S/C6H8O7.2Na.H2O/c7-3(8)1-6(13 5(11)12)2-4(9)10;;;/h13H 1-2H2 (H 7 8)(H 9 10)(H 11 12);;;1H2/q;2*+1;/p-2

InChI key

XNZQCYSOYHAYII-UHFFFAOYSA-L