All Photos(1)

1.05957

Supelco

Manganese(IV) oxide

powder EMPLURA®

Synonym(s):
Manganese(IV) oxide, Manganese dioxide, Pyrolusite
Empirical Formula (Hill Notation):
MnO2
CAS Number:
Molecular Weight:
86.94
MDL number:
EC Index Number:
215-202-6

Quality Level

assay

≥89.0% (manganometric)

form

powder

potency

>3478 mg/kg LD50, oral (Rat)

solubility

insoluble <0.001 g/L

density

5.21 g/cm3 at 21 °C

bulk density

600‑800 kg/m3

anion traces

sulfate (SO42-): ≤0.1%

cation traces

Ba: ≤ 1.0%
Ca: ≤ 1.0%
Fe: ≤ 1.5%

storage temp.

2-30°C

InChI

1S/Mn.2O

InChI key

NUJOXMJBOLGQSY-UHFFFAOYSA-N

Related Categories

Analysis Note

Assay (manganometric): ≥ 89.0 %
Substances insoluble in hydrochloric acid: ≤ 5.0 %
Sulfate (SO₄): ≤ 0.1 %
Ba (Barium): ≤ 1.0 %
Ca (Calcium): ≤ 1.0 %
Fe (Iron): ≤ 1.5 %
Loss on Drying (105°C): ≤ 0.3 %

Legal Information

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

pictograms

Exclamation markHealth hazard

signalword

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - STOT RE 2 Inhalation

Target Organs

Brain

Storage Class Code

13 - Non Combustible Solids

WGK Germany

WGK 1

Flash Point F

does not flash

Flash Point C

does not flash

Certificate of Analysis

Certificate of Origin

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