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Silica, fumed - 99%, high purity , CAS No.112945-52-5

  • ≥99%
Item Number
S491206
Grouped product items
SKUSizeAvailabilityPrice Qty
S491206-500g
500g
Available within 4-8 weeks(?)
Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!
$138.90

Basic Description

SynonymsSILICON DIOXIDE|Silica|Quartz|Dioxosilane|7631-86-9|Silica gel|Cristobalite|14808-60-7|Silicic anhydride|Tridymite|Sand|112945-52-5|61790-53-2|KIESELGUHR|Diatomaceous silica|112926-00-8|Wessalon|Aerosil|Silicon(IV) oxide|Zorbax sil|Silica, amorphous|14464
Specifications & Purity99%
Shipped InNormal
Product Description

Fumed silica may be synthesized by high temperature hydrolysis of SiCl 4 in O 2 (N 2 )/H 2 flame. It is amorphous in nature and possesses very high specific area. The micro droplets of amorphous silica fuse into a branch and form a chain like agglomerate.


Application

Fumed silica is used to deplete lipids and hormones in Taqman assays of human hepatoma cells HuH-7 and human liver cell line HepG2. Preparation of epoxidized natural rubber/fumed silica composites have been reported. Interaction of Gemini surfactant C12-s-C122Br with aqueous suspension of fumed silica has been studied. Fumed silica based nanocomposites reinforced with organo clay may be prepared. TiO 2 /fumed silica porous ceramic material was used to prepare photocatalytic materials.


Other Notes

Particle sizes are for primary particles, which form branched, chain-like aggregates a few tenths of a micron long.


Names and Identifiers

IUPAC Name dioxosilane
INCHI InChI=1S/O2Si/c1-3-2
InChi Key VYPSYNLAJGMNEJ-UHFFFAOYSA-N
Canonical SMILES O=[Si]=O
Isomeric SMILES O=[Si]=O
WGK Germany 2
RTECS VV7310000
Alternate CAS 7631-86-9
PubChem CID 24261
Molecular Weight 60.08

Certificates

Certificate of Analysis(COA)

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4 results found

Lot NumberCertificate TypeDateItem
F2405521Certificate of AnalysisJun 21, 2024 S491206
F2405522Certificate of AnalysisJun 21, 2024 S491206
D2314394Certificate of AnalysisApr 20, 2023 S491206
D2314396Certificate of AnalysisApr 20, 2023 S491206

Chemical and Physical Properties

Refractive Index1.46
Boil Point(°C)2230°C
Melt Point(°C)1670°C

Safety and Hazards(GHS)

Pictogram(s) GHS08,   GHS07
Signal Danger
Hazard Statements

H351:Suspected of causing cancer

H373:Causes damage to organs through prolonged or repeated exposure

H332:Harmful if inhaled

H372:Causes damage to organs through prolonged or repeated exposure

H371:May cause damage to organs

Precautionary Statements

P261:Avoid breathing dust/fume/gas/mist/vapors/spray.

P280:Wear protective gloves/protective clothing/eye protection/face protection.

P405:Store locked up.

P501:Dispose of contents/container to ...

P264:Wash hands [and …] thoroughly after handling.

P260:Do not breathe dust/fume/gas/mist/vapors/spray.

P271:Use only outdoors or in a well-ventilated area.

P270:Do not eat, drink or smoke when using this product.

P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P203:Obtain, read and follow all safety instructions before use.

P318:if exposed or concerned, get medical advice.

P317:Get emergency medical help.

P308+P316:IF exposed or concerned: Get emergency medical help immediately.

P319:Get medical help if you feel unwell.

WGK Germany 2
RTECS VV7310000

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