Silica, 99.8%

Name: Silica, 99.8%
Brand: Vaqora Chemicals
SKU: VQ-001703

About Silica, 99.8%

Silica (CAS 112945-52-5) is an adsorbent offered by Vaqora Chemicals with a typical assay of 99.8%. Its molecular formula is O2Si and its molecular weight is 60.08 g/mol. Systematically, it is named dioxosilane. Common synonyms include fumed and Silicic anhydride.

The material typically appears as a white powder. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include column chromatography, adsorption and purification, drying and decolourising and organic synthesis. Our customers for this product work in academic and industrial research.

We offer Silica in 100 g, 500 g and 5 kg packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Column chromatography
Adsorption & purification
Drying & decolourising
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Silica, 99.8%
Catalogue No.	VQ-001703
CAS Number	112945-52-5
IUPAC name	dioxosilane
Molecular formula	O₂Si
Molecular weight	60.08 g/mol
Exact mass	59.9668
Purity / assay	99.8%
HSN code	29420090
InChIKey	VYPSYNLAJGMNEJ-UHFFFAOYSA-N
SMILES	O=[Si]=O
PubChem CID	24261

Physical properties
Physical form	Powder
Appearance	White powder
H-bond donors / acceptors	0 / 2
TPSA	34.1 Å²
Synonyms	fumed, Silicic anhydride, Silicon dioxide amorphous, Silicon dioxide, Diatomaceous silica, Zorbax sil, Silica, amorphous, Silica, colloidal, Neosyl, colloidal silica, White carbon, Silicone dioxide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 112945-52-5

Silica fumed, fine powder

CAS: 112945-52-5
Formula: O₂Si
MW: 60.08 g/mol

VQ-001684

Silica, fumed powder, 0.007 μm

CAS: 112945-52-5
Formula: O₂Si
MW: 60.08 g/mol

VQ-015328

Silica, fumed powder, 0.2-0.3 μm avg. part. size (aggregate)

CAS: 112945-52-5
Formula: O₂Si
MW: 60.08 g/mol

VQ-015329

Silica, fumed, nanopowder, 99.9%

CAS: 112945-52-5
Formula: O₂Si
MW: 60.08 g/mol

VQ-017510

Frequently asked questions

What is the CAS number of Silica, 99.8%?

The CAS Registry Number of Silica, 99.8% is 112945-52-5. It is also known as fumed, Silicic anhydride, Silicon dioxide amorphous.

What is the molecular formula and molecular weight of Silica, 99.8%?

Silica, 99.8% has the molecular formula O2Si and a molecular weight of 60.08 g/mol. Its IUPAC name is dioxosilane.

Which grade and pack sizes of Silica, 99.8% can I order?

We supply Silica, 99.8% in (99.8%) grade, in 100 g, 500 g, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Silica, 99.8%?

Yes. Every lot of Silica, 99.8% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Silica, 99.8% be shipped internationally?

Yes. Silica, 99.8% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.