1.06268

Sodium acetate

anhydrous for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonym(s): Sodium acetate, Acetic acid sodium salt
• Empirical Formula (Hill Notation): C₂H₃NaO₂
• CAS Number: 127-09-3
• Molecular Weight: 82.03
• UNSPSC Code: 12352107
• EC Index Number: 204-823-8
• NACRES: NA.21
• MDL number: MFCD00012459
• eCl@ss: 39021906

Properties

• grade: ACS reagent
• Quality Level: 300
• agency: reag. Ph. Eur.
• product line: EMSURE^®
• assay: ≥99.0% (perchloric acid titration)
• form: powder
• autoignition temp.: 607 °C
• potency: 3530 mg/kg LD₅₀, oral (Rat), >10000 mg/kg LD₅₀, skin (Rabbit)
• impurities: ≤0.01% Insoluble matter
• loss: ≤1% loss on drying, 120 °C
• pH: 7.0-9.2 (25 °C, 5% in H₂O)
• bp: >400 °C (decomposition)
• mp: 324 °C (decomposition)
• transition temp: flash point >250 °C
• solubility: 365 g/L
• density: 1.52 g/cm³ at 20 °C
• anion traces: chloride (Cl^-): ≤0.002%, phosphate (PO₄^3-): ≤0.001%, sulfate (SO₄^2-): ≤0.003%
• cation traces: Al: ≤0.001%, Ca: ≤0.005%, Cu: ≤0.0003%, Fe: ≤0.001%, K: ≤0.05%, Mg: ≤0.002%, heavy metals: ≤0.001%
• storage temp.: 2-30°C
• SMILES string: [Na+].[O-]C(=O)C
• InChI: 1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1
• InChI key: VMHLLURERBWHNL-UHFFFAOYSA-M

Description

Application

• Fast automated online xylanase activity assay using HPAEC-PAD.: This study utilizes sodium acetate in a novel automated method for xylanase activity measurement, enhancing analytical efficiency and precision (Cürten et al., 2018).


• Preparation and properties of type-specific M antigen isolated from a group A, type 1 hemolytic streptococcus.: The study uses sodium acetate for preparing bacterial antigens, showing its utility in microbiological and immunological analyses (Lancefield and Perlmann, 1952).

Analysis Note

Assay (perchloric acid titration): ≥ 99.0 %


Identity: passes test


Appearance of solution: passes test


Insoluble matter: ≤ 0.01 %


pH-value (5%; water; 25°C): 7.0 - 9.2


Chloride (Cl): ≤ 0.002 %


Phosphate (PO₄): ≤ 0.001 %


Sulfate (SO₄): ≤ 0.003 %


Heavy metals (ACS): ≤ 0.001 %


Al (Aluminium): ≤ 0.001 %


Ca (Calcium): ≤ 0.005 %


Cu (Copper): ≤ 0.0003 %


Fe (Iron): ≤ 0.001 %


K (Potassium): ≤ 0.05 %


Mg (Magnesium): ≤ 0.002 %


Loss on drying (120 °C): ≤ 1.0 %


Corresponds to ACS,Reag. Ph Eur

Other Notes

Replaces: SX0265; SX0265-1; SX0265-3; SX0265-20; SX0265-5

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

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