1.00714

Sulfuric acid

96%, Suprapur^®

• Synonym(e): Schwefelsäure
• Lineare Formel: H₂SO₄
• CAS-Nummer: 7664-93-9
• Molekulargewicht: 98.08
• UNSPSC Code: 12352301
• EC Index Number: 231-639-5
• NACRES: NA.21
• Beilstein/REAXYS Number: 2037554
• MDL number: MFCD00064589
• Assay: ≥95% (acidimetric), 96%
• Form: liquid

Eigenschaften

• Produktname: Schwefelsäure 96 %, Suprapur^®
• agency: suitable for EPA 300
• Quality Level: 100
• vapor density: <0.3 (25 °C, vs air)
• vapor pressure: 0.0001 hPa ( 20 °C), 1 mmHg ( 146 °C)
• description: for inorganic trace analysis
• assay: ≥95% (acidimetric), 96%
• form: liquid
• pH: 0.3 (25 °C, 49 g/L in H₂O)
• bp: ~290 °C (lit.)
• mp: -20 °C
• solubility: water: soluble at 20 °C
• density: 1.840 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤100 ppb, nitrate (NO₃^-): ≤200 ppb, phosphate (PO₄^3-): ≤100 ppb
• SMILES string: OS(O)(=O)=O
• cation traces: Ag: ≤1.0 ppb, Al: ≤5.0 ppb, As: ≤0.5 ppb, Au: ≤0.5 ppb, Ba: ≤1.0 ppb, Be: ≤0.5 ppb, Bi: ≤0.5 ppb, Ca: ≤5.0 ppb, Cd: ≤1.0 ppb, Co: ≤0.5 ppb, Cr: ≤1.0 ppb, Cu: ≤0.5 ppb, Fe: ≤5.0 ppb, Ga: ≤0.5 ppb, Ge: ≤1.0 ppb, Hg: ≤2.0 ppb, In: ≤0.5 ppb, K: ≤2.0 ppb, Li: ≤0.5 ppb, Mg: ≤5.0 ppb, Mn: ≤0.5 ppb, Mo: ≤0.5 ppb, NH₄⁺: ≤1.0 ppm, Na: ≤10.0 ppb, Ni: ≤2.0 ppb, Pb: ≤1.0 ppb, Pt: ≤0.5 ppb, Sb: ≤1.0 ppb, Se: ≤1.0 ppb, Sn: ≤1.0 ppb, Sr: ≤0.5 ppb, Ti: ≤1.0 ppb, Tl: ≤0.5 ppb, V: ≤0.5 ppb, Zn: ≤2.0 ppb, Zr: ≤0.5 ppb
• storage temp.: no temp limit
• InChI: 1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)
• InChI key: QAOWNCQODCNURD-UHFFFAOYSA-N

Beschreibung

Analysis Note

Gehalt (acidimetrisch): ≥ 95,0 %
Farbe: ≤ 10 Hazen
Chlorid (Cl): ≤ 100 ppb
Nitrat (NO₃): ≤ 200 ppb
Phosphat (PO₄): ≤ 100 ppb
Ag (Silber): ≤ 1,0 ppb
Al (Aluminium): ≤ 5,0 ppb
As (Arsen): ≤ 0,5 ppb
Au (Gold): ≤ 0,5 ppb
Ba (Barium): ≤ 1,0 ppb
Be (Beryllium): ≤ 0,5 ppb
Bi (Bismuth): ≤ 0,5 ppb
Ca (Calcium): ≤ 5,0 ppb
Cd (Cadmium): ≤ 1,0 ppb
Co (Cobalt): ≤ 0,5 ppb
Cr (Chrom): ≤ 1,0 ppb
Cu (Kupfer): ≤ 0,5 ppb
Fe (Eisen): ≤ 5,0 ppb
Ga (Gallium): ≤ 0,5 ppb
Ge (Germanium): ≤ 1,0 ppb
Hg (Quecksilber): ≤ 2,0 ppb
In (Indium): ≤ 0,5 ppb
K (Kalium): ≤ 2,0 ppb
Li (Lithium): ≤ 0,5 ppb
Mg (Magnesium): ≤ 5,0 ppb
Mn (Mangan): ≤ 0,5 ppb
Mo (Molybdän): ≤ 0,5 ppb
NH₄ (Ammonium): ≤ 1,0 ppm
Na (Natrium): ≤ 10,0 ppb
Ni (Nickel): ≤ 2,0 ppb
Pb (Blei): ≤ 1,0 ppb
Pt (Platin): ≤ 0,5 ppb
Sb (Antimon): ≤ 1,0 ppb
Se (Selen): ≤ 1,0 ppb
Sn (Zinn): ≤ 1,0 ppb
Sr (Strontium): ≤ 0,5 ppb
Ti (Titan): ≤ 1,0 ppb
Tl (Thallium): ≤ 0,5 ppb
V (Vanadium): ≤ 0,5 ppb
Zn (Zink): ≤ 2,0 ppb
Zr (Zirconium): ≤ 0,5 ppb
Kaliumpermanganat reduzierende Substanzen (als SO₂): ≤ 2 ppm
Glührückstand: ≤ 2 ppm
Die Chargenwerte unterliegen den in diesem Konzentrationsbereich
unvermeidlichen Schwankungen.

Legal Information

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

Sicherheitshinweise

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