Skip to Content
Merck

213292

sulfur powder

99.998% trace metals basis

Synonym(s):

Sulfur, Brimstone, Sulphur (alternative spelling)

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
S
CAS Number:
Molecular Weight:
32.07
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12141912
EC Number:
231-722-6
MDL number:
Assay:
99.998% trace metals basis
Form:
powder or flakes
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


vapor density

8.9 (vs air)

Quality Segment

vapor pressure

1 mmHg ( 183.8 °C), 10 mmHg ( 246 °C)

assay

99.998% trace metals basis

form

powder or flakes

autoignition temp.

450 °F

resistivity

2E23 μΩ-cm, 20°C

bp

444.7 °C (lit.)

mp

112.8 °C (rhombic) (lit.), 117-120 °C (lit.), 119.0 °C (monoclinic) (lit.)

density

2.07 g/mL at 25 °C

SMILES string

[S]

InChI

1S/S

InChI key

NINIDFKCEFEMDL-UHFFFAOYSA-N

General description

Elemental sulfur exists in thirty different solid allotropes of which orthorhombic sulfur is the only thermodynamically stable form under normal temperature and pressure. It dissolves in a number of organic solvents and forms a large number of oxyacids. Sulfur is generally highly reactive; the S8 ring of elemental sulfur is easily broken by a number of nucleophilic reactants. The hydroxyl ions react with S at about 100oC.

Application

  • Electrochemical Applications: Key component in Lithium-Sulfur (Li-S) batteries, offering higher energy density compared to traditional lithium-ion batteries; Semiconductor Sensitization of thin films (CdS/CdSe/ZnS) that enhance solar cell efficiency.

  • Synthesis and Catalysts: Employed in the development of various catalysts due to its reactivity; Precursor in Reactions (sulfurization of metals and compounds).

Features and Benefits

•High Purity: 99.998% purity ensures minimal contamination, consistency and reproducibility in manufacturing processes. Ideal for sensitive applications, crucial for performance. In applications like Li-S batteries and solar cells, trace metals can negatively impact performance and stability.
•Versatile Reactivity: Can participate in a wide range of chemical reactions, useful for synthesis and catalysis.
•Tailorable Properties: Properties can be modified for specific applications, enhancing its functionality.


pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Skin Irrit. 2

Storage Class

4.1B - Flammable solid hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

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

Visit the Document Library