Sulfuric acid

Product Name

Sulfuric acid 95-97%, for analysis EMSURE^® ISO

Agency

reag. ISO

Quality Level

300

vapor density

<0.3 (25 °C, vs air)

vapor pressure

0.0001 hPa ( 20 °C)
1 mmHg ( 146 °C)

product line

EMSURE^®

Assay

95-97% (alkalimetric)

form

liquid

concentration

95-97%

pH

0.3 (25 °C, 49 g/L in H₂O)

bp

~290 °C (lit.)

mp

-20 °C

solubility

water: soluble

density

 1.834 -1.837 g/cm³ at 20 °C
1.840 g/mL at 25 °C (lit.)

anion traces

chloride (Cl^-): ≤0.1 ppm
nitrate (NO₃^-): ≤0.2 ppm
phosphate (PO₄^3-): ≤0.5 ppm

cation traces

Ag: ≤0.010 ppm
Al: ≤0.050 ppm
As: ≤0.010 ppm
Au: ≤0.050 ppm
B: ≤0.050 ppm
Ba: ≤0.050 ppm
Be: ≤0.010 ppm
Bi: ≤0.050 ppm
Ca: ≤0.1 ppm
Cd: ≤0.01 ppm
Co: ≤0.01 ppm
Cr: ≤0.020 ppm
Cu: ≤0.01 ppm
Fe: ≤0.1 ppm
Ga: ≤0.05 ppm
Ge: ≤0.02 ppm
In: ≤0.05 ppm
K: ≤0.1 ppm
Li: ≤0.01 ppm
Mg: ≤0.05 ppm
Mn: ≤0.01 ppm
Mo: ≤0.02 ppm
NH₄⁺: ≤1 ppm
Na: ≤0.3 ppm
Ni: ≤0.02 ppm
Pb: ≤0.01 ppm
Pt: ≤0.1 ppm
Sn: ≤0.05 ppm
Sr: ≤0.01 ppm
Ti: ≤0.02 ppm
Tl: ≤0.02 ppm
V: ≤0.01 ppm
Zn: ≤0.05 ppm
Zr: ≤0.02 ppm

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