Sodium citrate tribasic dihydrate

Sodium citrate tribasic dihydrate, puriss. p.a., ACS reagent, ≥99.0% (NT)

200

ACS reagent, puriss. p.a.

≥99.0% (NT)

powder

11-13% water (KFT)

7.0-9.0 (25 °C, 50 mg/mL in H₂O)

>300 °C (lit.)

water: soluble 29.4 g/L at 20 °C

chloride (Cl^-): ≤10 mg/kg, sulfate (SO₄^2-): ≤50 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, K: ≤100 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, NH₄⁺: ≤10 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, heavy metals: ≤5 ppm (by ICP-OES)

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

1S/C6H8O7.3Na.2H2O/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);;;;2*1H2/q;3*+1;;/p-3

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