Sodium L-tartrate dibasic dihydrate

Product Name

Sodium L-tartrate dibasic dihydrate, ACS reagent, ≥99%

InChI key

FGJLAJMGHXGFDE-DGFHWNFOSA-L

InChI

1S/C4H6O6.2Na.2H2O/c5-1(3(7)8)2(6)4(9)10;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;2*1H2/q;2*+1;;/p-2/t1-,2-;;;;/m1..../s1

SMILES string

[Na+].[Na+].[H]O[H].[H]O[H].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O

grade

ACS reagent

assay

≥99%

optical activity

[α]20/D +26°, c = 1 in H₂O

impurities

≤0.005% insolubles

loss

15.61-15.71% loss on drying

pH

7.0-9.0

anion traces

chloride (Cl^-): ≤5 ppm
phosphate (PO₄^3-): ≤5 ppm
sulfate (SO₄^2-): ≤0.005%

cation traces

Ca: ≤0.01%
Fe: ≤0.001%
NH₄⁺: ≤0.003%
heavy metals: ≤5 ppm

Quality Level

200