1.01201

Ammonium peroxodisulfate

for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonym(s): Ammonium peroxodisulfate, Ammonium persulfate, Peroxidisulfuric acid diammonium salt
• Linear Formula: (NH₄)₂S₂O₈
• CAS Number: 7727-54-0
• Molecular Weight: 228.20
• UNSPSC Code: 12352301
• EC Index Number: 231-786-5
• NACRES: NA.21
• MDL number: MFCD00003390
• Assay: ≥98.0% (iodometric)
• Grade: ACS reagent
• Form: solid

Properties

• grade: ACS reagent
• Quality Segment: 300
• agency: reag. Ph. Eur.
• product line: EMSURE^®
• assay: ≥98.0% (iodometric)
• form: solid
• potency: 742 mg/kg LD₅₀, oral (Rat)
• impurities: ≤0.005% Insoluble matter, ≤0.04 meq/g Titrable free acid
• ign. residue: ≤0.05% (as SO₄)
• pH: 3.2 (20 °C, 100 g/L in H₂O)
• mp: 120 °C (decomposition)
• density: 1.98 g/cm³ at 20 °C
• bulk density: 900 kg/m³
• anion traces: chloride, chlorate (as Cl^-): ≤0.001%
• cation traces: Fe: ≤0.001%, Mn: ≤0.00005%, heavy metals (as Pb): ≤0.001%
• storage temp.: 15-25°C
• SMILES string: [S](=O)(=O)([O-])OO[S](=O)(=O)[O-].[N+H4].[N+H4]
• InChI: 1S/2H3N.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h2*1H3;(H,1,2,3)(H,4,5,6)
• InChI key: ROOXNKNUYICQNP-UHFFFAOYSA-N

Description

Application

• Ammonium Peroxodisulfate in Environmental Treatment: Demonstrated effectiveness in treating old landfill leachate through a combination of peroxodisulfate-assisted electro-oxidation and electro-coagulation, showcasing its potential in complex wastewater treatment scenarios (Ma et al., 2024).


• Controlled Drug Release Systems: Utilized in the development of novel hydrolytic degradable crosslinked polymeric networks for controlled drug release, indicating its role in advancing pharmaceutical delivery technologies (Mehmood et al., 2023).


• Synthesis of Microgels: Employed in the synthesis and in vitro evaluation of aspartic acid-based microgels designed for sustained drug delivery, showcasing its catalytic capabilities in polymer chemistry (Suhail et al., 2021).


• Chemical Oxidative Polymerization: Ammonium peroxodisulfate is utilized in the chemical oxidative polymerization of methylene blue, helping elucidate the reaction mechanism and aspects of chain structure, crucial for understanding and developing new polymeric materials (Mezhuev et al., 2021).

Analysis Note

Assay (iodometric): ≥ 98.0 %
Insoluble matter: ≤ 0.005 %
Titrable free acid: ≤ 0.04 meq/g
Chloride, Chlorate (as Cl): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
Fe (Iron): ≤ 0.001 %
Mn (Manganese): ≤ 0.00005 %
Residue on ignition (as SO₄): ≤ 0.05 %

Other Notes

Replaces: AX1340; AX1340-1; AX1340-20; AX1340-3

Legal Information

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

Safety Information

• pictograms: GHS03,GHS08,GHS07
• signalword: Danger
• hcodes: H272,H302,H315,H317,H319,H334,H335
• pcodes: P210 - P220 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Ox. Sol. 3 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 5.1B - Oxidizing hazardous materials
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable