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Merck
CN

S5631

Silicon dioxide

~99%, 0.5-10 μm (approx. 80% between 1-5 μm)

Synonym(s):

Sand, white quartz, Quartz, Silicon dioxide

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About This Item

Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
NACRES:
SB.52
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
238-878-4
MDL number:
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assay

~99%

Quality Level

form

powder

particle size

0.5-10 μm (approx. 80% between 1-5 μm)

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

Preparation Note

A naturally occurring microcrystalline silica which has been finely ground.

Other Notes

Historically called amorphous.


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pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

STOT RE 1 Inhalation

target_organs

Lungs

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable



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Alida Kent et al.
Journal of tropical medicine, 2013, 324140-324140 (2013-11-07)
Cutaneous leishmaniasis (CL) is an emerging disease in Suriname, with at least 200 cases per year. Little is known about the biology of CL in the country. The most important parasite species is Leishmania Viannia guyanensis, but possible vectors and
Yan Liu et al.
Respiratory research, 18(1), 38-38 (2017-02-23)
Myofibroblasts play a major role in the synthesis of extracellular matrix (ECM) and the stimulation of these cells is thought to play an important role in the development of silicosis. The present study was undertaken to investigate the anti-fibrotic effects
Jian-Feng Li et al.
Plant methods, 6(1), 1-1 (2010-02-26)
Research in plant molecular biology involves DNA purification on a daily basis. Although different commercial kits enable convenient extraction of high-quality DNA from E. coli cells, PCR and agarose gel samples as well as plant tissues, each kit is designed



Global Trade Item Number

SKUGTIN
S5631-1KG04061836954604
S5631-100G04061836954598
S5631-500G04061835567843