1.00716

Sulfuric acid

25%, for analysis EMSURE^®

• Synonym(e): Schwefelsäure -Lösung
• Lineare Formel: H₂SO₄
• CAS-Nummer: 7664-93-9
• Molekulargewicht: 98.08
• NACRES: NA.21
• UNSPSC Code: 12352301
• MDL number: MFCD00064589
• Beilstein/REAXYS Number: 2037554
• Concentration: ≥25% (alkalimetric)
• Form: liquid

Eigenschaften

• Produktname: Schwefelsäure 25 %, for analysis EMSURE^®
• Quality Level: 300
• product line: EMSURE^®
• form: liquid
• concentration: ≥25% (alkalimetric)
• impurities: ≤0.010 ppm As (Arsenic), ≤0.010 ppm Be (Beryllium), ≤0.010 ppm Co (Cobalt), ≤0.010 ppm Cu (Copper), ≤0.010 ppm Li (Lithium), ≤0.010 ppm Mn (Manganese), ≤0.010 ppm Sr (Strontium), ≤0.010 ppm V (Vanadium), ≤0.020 ppm Ag (Silver), ≤0.020 ppm Cd (Cadmium), ≤0.020 ppm Ni (Nickel), ≤0.020 ppm Pb (Lead), ≤0.050 ppm Al (Aluminium), ≤0.050 ppm Ba (Barium), ≤0.050 ppm Cr (Chromium), ≤0.050 ppm Ge (Germanium), ≤0.050 ppm Mg (Magnesium), ≤0.050 ppm Mo (Molybdenum), ≤0.050 ppm Tl (Thallium), ≤0.100 ppm Bi (Bismuth), ≤0.100 ppm Fe (Iron), ≤0.100 ppm K (Potassium), ≤0.100 ppm Ti (Titanium), ≤0.100 ppm Zn (Zinc), ≤0.100 ppm Zr (Zirconium), ≤0.2 ppm Nitrate (NO₃), ≤0.200 ppm Ca (Calcium), ≤0.5 ppm Chloride (Cl), ≤0.500 ppm Na (Sodium), ≤2 ppm NH? (Ammonium), ≤2 ppm Substances reducing potassium permanganate (as SO₂)
• ign. residue: ≤5 ppm
• color: APHA: ≤10
• bp: 103 °C/1013 hPa
• density: 1.18 g/cm³ at 20 °C
• storage temp.: no temp limit
• SMILES string: OS(O)(=O)=O
• InChI: 1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)
• InChI key: QAOWNCQODCNURD-UHFFFAOYSA-N

Beschreibung

Analysis Note

Gehalt (alkalimetrisch): ≥ 25,0 %
Farbe: ≤ 10 Hazen
Chlorid (Cl): ≤ 0,5 ppm
Nitrat (NO₃): ≤ 0,2 ppm
Ag (Silber): ≤ 0,020 ppm
Al (Aluminium): ≤ 0,050 ppm
As (Arsen): ≤ 0,010 ppm
Ba (Barium): ≤ 0,050 ppm
Be (Beryllium): ≤ 0,010 ppm
Bi (Bismut): ≤ 0,100 ppm
Ca (Calcium): ≤ 0,200 ppm
Cd (Cadmium): ≤ 0,020 ppm
(Cobalt): ≤ 0,010 ppm
Cr (Chrom): ≤ 0,050 ppm
Cu (Kupfer): ≤ 0,010 ppm
Fe (Eisen): ≤ 0,100 ppm
Ge (Germanium): ≤ 0,050 ppm
K (Kalium): ≤ 0,100 ppm
Li (Lithium): ≤ 0,010 ppm
Mg (Magnesium): ≤ 0,050 ppm
Mn (Mangan): ≤ 0,010 ppm
Mo (Molybdän): ≤ 0,050 ppm
NH₄ (Ammonium): ≤ 2 ppm
Na (Natrium): ≤ 0,500 ppm
Ni (Nickel): ≤ 0,020 ppm
Pb (Blei): ≤ 0,020 ppm
Sr (Strontium): ≤ 0,010 ppm
Ti (Titan): ≤ 0,100 ppm
Tl (Thallium): ≤ 0,050 ppm
V (Vanadium): ≤ 0,010 ppm
Zn (Zink): ≤ 0,100 ppm
Zr (Zirkonium): ≤ 0,100 ppm
Kaliumpermanganat reduzierende Substanzen (als SO₂): ≤ 2 ppm
Glührückstand: ≤ 5 ppm

Legal Information

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

Sicherheitshinweise

• pictograms: GHS05
• signalword: Danger
• hcodes: H290 - H314
• pcodes: P234 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• Lagerklasse: 8B - Non-combustible, corrosive hazardous materials
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable