1.05084

Potassium permanganate

for analysis (max. 0.000005% Hg) EMSURE^® ACS

• Synonym(s): Potassium permanganate, Permanganic acid potassium salt
• Empirical Formula (Hill Notation): KMnO₄
• CAS Number: 7722-64-7
• Molecular Weight: 158.03
• MDL number: MFCD00011364
• UNSPSC Code: 12352312
• EC Index Number: 231-760-3
• NACRES: NA.21

Properties

• grade: ACS reagent
• Quality Level: 300
• vapor pressure: <0.01 hPa ( 20 °C)
• product line: EMSURE^®
• assay: ≥99.0% (manganometric)
• form: solid
• potency: 750 mg/kg LD₅₀, oral (Rat)
• impurities: ≤0.1% Insoluble matter
• pH: 7-9 (20 °C, 20 g/L in H₂O)
• mp: >240 °C (decomposition)
• solubility: 64 g/L
• density: 2.70 g/cm³ at 20 °C
• bulk density: 1300‑1600 kg/m³
• anion traces: chloride, chlorate (as Cl^-): ≤0.005%; sulfate (SO₄^2-): ≤0.01%
• cation traces: Cu: ≤0.001%; Fe: ≤0.002%; Hg: ≤0.000005%; N: ≤0.003%; Pb: ≤0.002%
• storage temp.: 2-30°C
• InChI: 1S/K.Mn.4O/q+1;;;;;-1
• InChI key: VZJVWSHVAAUDKD-UHFFFAOYSA-N

Description

Application

• Experimental investigation on strengthening of Zea mays root fibres for biodegradable composite materials using potassium permanganate treatment.: This research focuses on the treatment of Zea mays root fibers with potassium permanganate to enhance their mechanical properties for use in biodegradable composites, highlighting the role of chemical treatments in improving the performance of natural fibers in sustainable material applications (Blanco D et al., 2024).
• Potential in-vitro antioxidant and anti-inflammatory activity of Martynia annua extract mediated Phytosynthesis of MnO(2) nanoparticles.: Explores the synthesis of manganese dioxide nanoparticles using Martynia annua extract, where potassium permanganate serves as an oxidizing agent to enhance the antioxidant and anti-inflammatory properties of the nanoparticles, showcasing its utility in medicinal chemistry (Perumal K et al., 2024).
• Development of a thin layer chromatography-based method to detect sorbitol presence in milk and its applicability in formalin preserved milk samples.: Describes the development of a novel analytical method using thin layer chromatography and potassium permanganate to detect sorbitol in milk samples, demonstrating the adaptability of potassium permanganate in food safety and quality assurance processes (Sharma V et al., 2024).
• Examining the physico-chemical, structural and thermo-mechanical properties of naturally occurring Acacia pennata fibres treated with KMnO(4).: Investigates the impact of potassium permanganate treatment on the properties of Acacia pennata fibers, focusing on their potential application in environmentally friendly composites, highlighting the use of potassium permanganate in modifying natural materials for enhanced utility (Flores ES et al., 2023).
• Understanding the Risks of Diffusion of Cyanobacteria Toxins in Rivers, Lakes, and Potable Water.: Discusses the challenges of controlling cyanobacteria toxins in water bodies and the role of potassium permanganate as a potent oxidizing agent to mitigate these risks, emphasizing its importance in environmental protection and water treatment processes (Karaman R et al., 2023).

Analysis Note

Assay (manganometric): ≥ 99.0 %
Insoluble matter: ≤ 0.1 %
Chloride, Chlorate (as Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.003 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.002 %
Hg (Mercury): ≤ 0.000005 %
Pb (Lead): ≤ 0.002 %

Legal Information

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

Safety Information

• pictograms: GHS03,GHS05,GHS07,GHS08,GHS09
• signalword: Danger
• hcodes: H272 - H302 - H314 - H361d - H373 - H410
• pcodes: P210 - P260 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Ox. Sol. 2 - Repr. 2 - Skin Corr. 1 - STOT RE 2 Inhalation
• target_organs: Brain
• Storage Class: 5.1B - Oxidizing hazardous materials
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable