Skip to Content
Merck
All Photos(2)

Key Documents

1.09286

Supelco

Sulfuric acid

40%, for determination of gas metabolism acc. to Knipping

Synonym(s):

Sulfuric acid solution

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
H2SO4
CAS Number:
Molecular Weight:
98.08
Beilstein:
2037554
MDL number:
UNSPSC Code:
12352301
NACRES:
NA.21

product name

Sulfuric acid 40%, for determination of gas metabolism acc. to Knipping

Quality Level

form

liquid

concentration

39.5-40.5% (H2SO4)

impurities

≤10 ppm Substances reducing potassium permanganate (as SO2)

pH

<1 (20 °C in H2O, strongly acid)

bp

119 °C/1013 hPa

mp

-68 °C

density

1.30 g/cm3 at 20 °C

storage temp.

15-25°C

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

Looking for similar products? Visit Product Comparison Guide

Analysis Note

Assay (alkalimetric): 39.5 - 40.5 %
Substances reducing potassium permanganate (as SO₂): ≤ 10 ppm

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


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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service