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30743

Sigma-Aldrich

Sulfuric acid

puriss. p.a., for determination of Hg, ACS reagent, reag. ISO, reag. Ph. Eur., 95.0-97.0%

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About This Item

Linear Formula:
H2SO4
CAS Number:
7664-93-9
Molecular Weight:
98.08
Beilstein:
2037554
EC Number:
231-639-5
MDL number:
MFCD00064589
UNSPSC Code:
12352106
PubChem Substance ID:
329753573
NACRES:
NA.21

grade

ACS reagent
puriss. p.a.

Quality Level

200

Agency

USP/NF
reag. ISO
reag. Ph. Eur.

vapor density

<0.3 (25 °C, vs air)

vapor pressure

1 mmHg ( 146 °C)

description

Nominally 95-98% H2SO4

Assay

95.0-97.0%

form

liquid

impurities

≤1 ppm heavy metals (as Pb)
≤2 ppm KMnO4 red. matter (as O)
≤2 ppm ammonium (NH4)

ign. residue

≤5 ppm

pH

1.2 (5 g/L)

bp

~290 °C (lit.)

density

1.840 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤0.1 ppm
nitrate (NO3-): ≤0.2 ppm
phosphate (PO43-): ≤0.5 mg/kg

cation traces

Ag: ≤0.02 mg/kg
Al: ≤0.05 mg/kg
As: ≤0.01 ppm
Ba: ≤0.05 mg/kg
Be: ≤0.01 mg/kg
Bi: ≤0.05 mg/kg
Ca: ≤0.2 mg/kg
Cd: ≤0.02 mg/kg
Co: ≤0.01 mg/kg
Cr: ≤0.05 mg/kg
Cu: ≤0.01 mg/kg
Fe: ≤0.1 ppm
Ge: ≤0.05 mg/kg
Hg: ≤5 ppb
K: ≤0.1 mg/kg
Li: ≤0.01 mg/kg
Mg: ≤0.05 mg/kg
Mn: ≤0.01 mg/kg
Mo: ≤0.02 mg/kg
Na: ≤0.5 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.02 mg/kg
Sr: ≤0.02 mg/kg
Ti: ≤0.1 mg/kg
Tl: ≤0.05 mg/kg
V: ≤0.01 mg/kg
Zn: ≤0.05 mg/kg
Zr: ≤0.1 mg/kg

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

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Application


  • Bauxite for scientific experimentation: The material′s utility extends to experimental applications such as the production of flash setting admixtures, showcasing its versatility in modifying physical properties for various scientific needs (Chen et al., 2024).



Packaging

In PE-bottles;also available PE-bottles black (Material no. ending with PEBL; Glass-bottles (Material no. ending with *-GL), PE canister (Material no. ending with *-H)

Other Notes

The article number 30743-4X2.5L will be discontinued. Please order the single bottle 30743-2.5L which is physically identical with the same exact specifications.
The article number 30743-4X2.5L-M will be discontinued. Please order the single bottle 30743-2.5L-M which is physically identical with the same exact specifications.
The article number 30743-6X1L will be discontinued. Please order the single bottle 30743-1L which is physically identical with the same exact specifications.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H290,H314

Hazard Classifications

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

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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