Skip to Content
Merck
CN

808806

Tungsten disulfide

Crystal, 99.995%

Synonym(s):

Tungsten(IV) sulfide, Tungsten sulfide, Tungsten sulphide

Sign In to View Organizational & Contract Pricing.

Select a Size

About This Item

Linear Formula:
WS2
CAS Number:
12138-09-9
Molecular Weight:
247.97
NACRES:
NA.23
PubChem Substance ID:
329769123
UNSPSC Code:
12352302
EC Number:
235-243-3
MDL number:
MFCD00011467

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Tungsten disulfide, Crystal, 99.995%

InChI key

ITRNXVSDJBHYNJ-UHFFFAOYSA-N

InChI

1S/2S.W

SMILES string

S=[W]=S

assay

99.995%

form

crystals

L × W × W

0.5 cm × 0.5 cm × 0.1-0.15 mm, typical size, some variation in dimensions may occur with different batches

density

7.5 g/mL at 25 °C (lit.)

Quality Level

100

Looking for similar products? Visit Product Comparison Guide

Application

The two dimensional layered inorganic nanomaterials have drawn significant attention recently owing to their thickness dependent physical and chemical properties. They find applications in photocatalysis, phtotovoltaics, gas sensing, lithium ion batteries, field effect transistors, spintronics etc. Transition metal dischalcogenides represent an important class of inorganic 2D materials having the aforementioned applications.

Preparation Note

Store under nitrogen atmosphere.

Storage Class

13 - Non Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

新产品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

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

Visit the Document Library

Exploration of Nanostructured Functional Materials Based on Hybridization of Inorganic 2D Nanosheets.
Gunjakar JL, et al.
The Journal of Physical Chemistry C, 118, 3847-3863 (2014)
The super materials that could trump graphene.
Elizabeth Gibney
Nature, 522(7556), 274-276 (2015-06-19)
Sheneve Z Butler et al.
ACS nano, 7(4), 2898-2926 (2013-03-08)
Graphene's success has shown that it is possible to create stable, single and few-atom-thick layers of van der Waals materials, and also that these materials can exhibit fascinating and technologically useful properties. Here we review the state-of-the-art of 2D materials

Articles

2D Materials in Biosensing

Professors summarize recent 2D materials synthesis advancements and biosensing applications in various fields.

Recent Advances in Scalable Synthesis and Processing of Two-Dimensional Materials

Advances in scalable synthesis and processing of two-dimensional materials

Recent Advances in Perovskite Solar Cells

Research focuses on sustainable and cost-effective power generation systems to meet the growing demand for environmentally friendly energy sources.

杂化钙钛矿太阳能电池最新进展

近几十年来，人们对于环境可持续、商业可行的能源的迫切需求，催生并推动了大量致力实现低生产成本、高能效发电系统的研究工作。

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