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1.12080

Supelco

Sulfuric acid 98%

for analysis EMSURE®

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Synonym(s):
Sulfuric acid
Linear Formula:
H2SO4
CAS Number:
Molecular Weight:
98.08
Beilstein:
2037554
MDL number:
EC Index Number:
231-639-5

vapor density

<0.3 (25 °C, vs air)

Quality Level

vapor pressure

0.0001 hPa ( 20 °C)
1 mmHg ( 146 °C)

product line

EMSURE®

Assay

≥98% (alkalimetric)

form

liquid

impurities

≤0.0002% Substances reducing potassium permanganate (as SO2)

ign. residue

≤0.0005%

color

APHA: ≤10

pH

0.3 (25 °C, 49 g/L in H2O)

bp

~290 °C (lit.)

mp

-20 °C

density

1.840 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤0.00001%
nitrate (NO3-): ≤0.00002%
phosphate (PO43-): ≤0.00005%

cation traces

Ag: ≤0.000002%
Al: ≤0.000005%
As: ≤0.000001%
Ba: ≤0.000005%
Be: ≤0.000001%
Bi: ≤0.00001%
Ca: ≤0.00002%
Cd: ≤0.000002%
Co: ≤0.000001%
Cr: ≤0.000005%
Cu: ≤0.000001%
Fe: ≤0.00001%
Ge: ≤0.000005%
K: ≤0.00001%
Li: ≤0.000001%
Mg: ≤0.000005%
Mn: ≤0.000001%
Mo: ≤0.000005%
NH4+: ≤0.0002%
Na: ≤0.00005%
Ni: ≤0.000002%
Pb: ≤0.000002%
Se: ≤0.0001%
Sr: ≤0.000002%
Ti: ≤0.00001%
Tl: ≤0.000005%
V: ≤0.000001%
Zn: ≤0.000005%
Zr: ≤0.00001%

SMILES string

OS(O)(=O)=O

storage temp.

no temp limit

InChI

1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)

InChI key

QAOWNCQODCNURD-UHFFFAOYSA-N

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1 of 4

This Item
1.007161.007311.01833
Sulfuric acid 98% for analysis EMSURE&#174;

1.12080

Sulfuric acid 98%

Sulfuric acid 25% for analysis EMSURE&#174;

1.00716

Sulfuric acid 25%

Sulfuric acid 95-97% for analysis EMSURE&#174; ISO

1.00731

Sulfuric acid 95-97%

Sulfuric acid 95-97% for analysis EMPARTA&#174; ACS

1.01833

Sulfuric acid 95-97%

vapor pressure

0.0001 hPa ( 20 °C)

vapor pressure

-

vapor pressure

0.0001 hPa ( 20 °C), 1 mmHg ( 146 °C)

vapor pressure

0.0001 hPa ( 20 °C), 1 mmHg ( 146 °C)

product line

EMSURE®

product line

EMSURE®

product line

EMSURE®

product line

EMPARTA®

assay

≥98% (alkalimetric)

assay

-

assay

95-97% (alkalimetric)

assay

95-97% (alkalimetric)

form

liquid

form

liquid

form

liquid

form

liquid

impurities

≤0.0002% Substances reducing potassium permanganate (as SO2)

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)

impurities

-

impurities

≤2 ppm Substances reducing potassium permanganate (as SO2)

Analysis Note

Assay (alkalimetric): ≥ 98.0 %
Colour: ≤ 10 Hazen
Chloride (Cl): ≤ 0.00001 %
Nitrate (NO₃): ≤ 0.00002 %
Phosphate (PO₄): ≤ 0.00005 %
Ag (Silver): ≤ 0.000002 %
Al (Aluminium): ≤ 0.000005 %
As (Arsenic): ≤ 0.000001 %
Ba (Barium): ≤ 0.000005 %
Be (Beryllium): ≤ 0.000001 %
Bi (Bismuth): ≤ 0.00001
Ca (Calcium): ≤ 0.00002 %
Cd (Cadmium): ≤ 0.000002 %
Co (Cobalt): ≤ 0.000001 %
Cr (Chromium): ≤ 0.000005 %
Cu (Copper): ≤ 0.000001 %
Fe (Iron): ≤ 0.00001
Ge (Germanium): ≤ 0.000005 %
K (Potassium): ≤ 0.00001 %
Li (Lithium): ≤ 0.000001 %
Mg (Magnesium): ≤ 0.000005 %
Mn (Manganese): ≤ 0.000001 %
Mo (Molybdenum): ≤ 0.000005 %
NH₄ (Ammonium): ≤ 0.0002 %
Na (Sodium): ≤ 0.00005 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.000002 %
Se (Selenium): ≤ 0.0001 %
Sr (Strontium): ≤ 0.000002 %
Ti (Titanium): ≤ 0.00001
Tl (Thallium): ≤ 0.000005 %
V (Vanadium): ≤ 0.000001 %
Zn (Zinc): ≤ 0.000005 %
Zr (Zirconium): ≤ 0.00001
Substances reducing potassium permanganate (as SO₂): ≤ 0.0002 %
Residue on ignition: ≤ 0.0005 %
Date of expiry: see product label

Legal Information

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

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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