SX0255

Sodium acetate trihydrate

Meets ACS Specifications GR ACS

• Synonym(s): Acetic Acid Sodium Salt, Acetic acid sodium salt trihydrate
• Linear Formula: CH₃COONa · 3H₂O
• CAS Number: 6131-90-4
• Molecular Weight: 136.08
• Beilstein/REAXYS Number: 3732037
• MDL number: MFCD00071557
• UNSPSC Code: 12352107
• EC Index Number: 204-823-8

Properties

• Quality Level: 200
• assay: 99.0-101.0% (perchloric acid titration)
• form: solid
• autoignition temp.: 1112 °F
• impurities: ≤0.005% Insoluble matter
• pH: 7.5-9.2 (20 °C, 50 g/L in H₂O)
• mp: 58 °C
• transition temp: flash point >250 °C (anhydrous substance)
• solubility: soluble 613 g/L
• anion traces: chloride (Cl^-): ≤0.0005%; phosphate (PO₄^3-): ≤0.0002%; sulfate (SO₄^2-): ≤0.002%
• cation traces: Ca: ≤0.001%; Fe: ≤0.0005%; K: ≤0.005%; Mg: ≤0.0005%; heavy metals (as Pb): ≤0.0005%
• shipped in: ambient
• storage temp.: room temp
• SMILES string: O.O.O.[Na+].CC([O-])=O
• InChI: 1S/C2H4O2.Na.3H2O/c1-2(3)4;;;;/h1H3,(H,3,4);;3*1H2/q;+1;;;/p-1
• InChI key: AYRVGWHSXIMRAB-UHFFFAOYSA-M

Description

Application

Meets ACS Specifications GR ACS

Other Notes

Enzyme substrate for acetate kinase (EC 2.7.2.1)

Analysis Note

Assay (perchloric acid titration)99.0-101.0%Calcium (Ca)0.001% maxChloride (Cl)0.0005% maxHeavy metals (as Pb)0.0005% maxInsoluble matter0.005% maxIron (Fe)0.0005% maxMagnesium (Mg)0.0005% maxPhosphate (PO4)0.0002% maxPotassium (K)0.005% maxSubstances reducing permanganatepasses testSulfate (SO4)0.002% maxpH (5%, water)7.5-9.0%

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable