Merck
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1.05084

Supelco

Potassium permanganate

for analysis (max. 0.000005% Hg) EMSURE® ACS

Synonym(s):
Potassium permanganate, Permanganic acid potassium salt
Empirical Formula (Hill Notation):
KMnO4
CAS Number:
Molecular Weight:
158.03
MDL number:
EC Index Number:
231-760-3

grade

ACS reagent

Quality Level

vapor pressure

<0.01 hPa ( 20 °C)

product line

EMSURE®

Assay

≥99.0% (manganometric)

form

solid

potency

750 mg/kg LD50, oral (Rat)

impurities

≤0.1% Insoluble matter

pH

7-9 (20 °C, 20 g/L in H2O)

mp

>240 °C (decomposition)

solubility

64 g/L

density

2.70 g/cm3 at 20 °C

bulk density

1300‑1600 kg/m3

anion traces

chloride, chlorate (as Cl-): ≤0.005%
sulfate (SO42-): ≤0.01%

cation traces

Cu: ≤0.001%
Fe: ≤0.002%
Hg: ≤0.000005%
N: ≤0.003%
Pb: ≤0.002%

storage temp.

2-30°C

InChI

1S/K.Mn.4O/q+1;;;;;-1

InChI key

VZJVWSHVAAUDKD-UHFFFAOYSA-N

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This Item
1.05082223468399124
Potassium permanganate for analysis (max. 0.000005% Hg) EMSURE&#174; ACS

Supelco

1.05084

Potassium permanganate

Potassium permanganate for analysis EMSURE&#174; ACS,Reag. Ph Eur

Supelco

1.05082

Potassium permanganate

vapor pressure

<0.01 hPa ( 20 °C)

vapor pressure

<0.01 hPa ( 20 °C)

vapor pressure

-

vapor pressure

-

assay

≥99.0% (manganometric)

assay

99.0-100.5% (manganometric)

assay

≥99.0%

assay

≥99.0%

form

solid

form

solid

form

crystals, granules or powder

form

solid

impurities

≤0.1% Insoluble matter

impurities

≤0.2% In water insoluble matter

impurities

≤0.005% N compounds, ≤0.2% insolubles

impurities

≤0.005% N compounds, ≤0.2% insolubles

pH

7-9 (20 °C, 20 g/L in H2O)

pH

7-9 (20 °C, 20 g/L in H2O)

pH

7.2-9.7 (20 °C, 20 g/L)

pH

7.2-9.7 (20 °C, 20 g/L)

Analysis Note

Assay (manganometric): ≥ 99.0 %
Insoluble matter: ≤ 0.1 %
Chloride, Chlorate (as Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.003 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.002 %
Hg (Mercury): ≤ 0.000005 %
Pb (Lead): ≤ 0.002 %

Legal Information

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

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Ox. Sol. 2 - Repr. 2 - Skin Corr. 1 - STOT RE 2 Inhalation

Target Organs

Brain

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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