Merck

266132

Sigma-Aldrich

powder, −325 mesh, ≥99% trace metals basis

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别名:
Manganese element, Manganese-55
Empirical Formula (Hill Notation):
Mn
CAS号:
分子量:
54.94
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

检测方案

≥99% trace metals basis

形式

powder

电阻率

185 μΩ-cm, 20°C

粒径

−325 mesh

bp

1962 °C (lit.)

mp

1244 °C (lit.)

密度

7.3 g/mL at 25 °C (lit.)

SMILES string

[Mn]

InChI

1S/Mn

InChI key

PWHULOQIROXLJO-UHFFFAOYSA-N

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此商品
GF40287258GF41418378GF28884549
Manganese powder, −325 mesh, ≥99% trace metals basis

Sigma-Aldrich

266132

Manganese foil, not light tested, 25x25mm, thickness 0.002mm, permanent polyester support, 98.7%

GF40287258

Manganese foil, not light tested, 50x50mm, thickness 0.003mm, permanent polyester support, 98.7%

GF41418378

Manganese foil, not light tested, 25x25mm, thickness 0.0025mm, permanent polyester support, 98.7%

GF28884549

form

powder

form

foil

form

foil

form

foil

resistivity

185 μΩ-cm, 20°C

resistivity

185 μΩ-cm, 20°C

resistivity

185 μΩ-cm, 20°C

resistivity

185 μΩ-cm, 20°C

bp

1962 °C (lit.)

bp

1962 °C (lit.)

bp

1962 °C (lit.)

bp

1962 °C (lit.)

mp

1244 °C (lit.)

mp

1244 °C (lit.)

mp

1244 °C (lit.)

mp

1244 °C (lit.)

density

7.3 g/mL at 25 °C (lit.)

density

7.3 g/mL at 25 °C (lit.)

density

7.3 g/mL at 25 °C (lit.)

density

7.3 g/mL at 25 °C (lit.)

象形图

FlameEnvironment

警示用语:

Danger

危险声明

危险分类

Aquatic Chronic 2 - Water-react 1

储存分类代码

4.3 - Hazardous materials, which set free flammable gases upon contact with water

WGK

WGK 2

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


Certificates of Analysis (COA)

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T1503
货号
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25G
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1000309185

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D G Barceloux
Journal of toxicology. Clinical toxicology, 37(2), 293-307 (1999-06-26)
Manganese is a very hard, brittle metal, which is used to increase the strength of steel alloys. Absorption from the gastrointestinal tract occurs in the divalent and tetravalent forms. Permanganates, which are strong oxidizing agents, have a +7 valence. The
M Baldwin et al.
Neurotoxicology, 20(2-3), 343-353 (1999-07-01)
Exposure data and bioindicators were obtained for a study whose objective was detection of early manifestations of manganese (Mn) neurotoxicity in a population with potential environmental exposure. The study included persons with no history of neurotoxic workplace exposure in Southwest
Alan Woolf et al.
Environmental health perspectives, 110(6), 613-616 (2002-06-11)
The patient's family bought a home in a suburb, but the proximity of the house to wetlands and its distance from the town water main prohibited connecting the house to town water. The family had a well drilled and they
Rachel J Service et al.
Biochemistry, 52(47), 8452-8464 (2013-10-31)
In the 1.9 Å structural model of photosystem II (PDB: 3ARC), the amino acid residue Glu333 of the D1 polypeptide coordinates to the oxygen-evolving Mn₄CaO₅ cluster. This residue appears to be highly significant in that it bridges the two Mn
D Mergler et al.
Neurotoxicology, 20(2-3), 327-342 (1999-07-01)
Excessive manganese (Mn) has been associated with neurobehavioral deficits and neurological and/or neuropsychiatric illness, but the level at which this metal can cause adverse neurotoxic effects, particularly with long-term exposure, is still unknown. The objective of the present study was

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