Kieselguhr, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11403770	Thermo Scientific Alfa Aesar 089381.A1	1 kg
11413770	Thermo Scientific Alfa Aesar 089381.A9	10 kg

Description

Kieselguhr is used in used as a filtration aid, mild abrasive in products including metal polishes and toothpaste, absorbent for liquids, matting agent for coatings, reinforcing filler in plastics and rubber, anti-block in plastic films, porous support for chemical catalysts, cat litter, activator in blood clotting studies, a stabilizing component of dynamite, and a thermal insulator.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 61790-53-2
• Molecular Weight (g/mol): 60.08
• InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N
• PubChem CID: 24261
• SMILES: O=[Si]=O

• Molecular Formula: O2Si
• MDL Number: MFCD00011232 MFCD00217788 MFCD00163736 MFCD00148266 MFCD00603035 MFCD02100519 MFCD06202255 MFCD07370733
• Synonym: silica, silicon dioxide, quartz, cristobalite, diatomaceous earth, tridymite, silicic anhydride, aerosil, infusorial earth, silica, amorphous
• ChEBI: CHEBI:30563

Specifications

• Melting Point: >1300°C (decomposition)
• Color: Cream to White
• Molecular Formula: O2Si
• Synonym: silica, silicon dioxide, quartz, cristobalite, diatomaceous earth, tridymite, silicic anhydride, aerosil, infusorial earth, silica, amorphous
• InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N
• IUPAC Name: dioxosilane
• PubChem CID: 24261
• Odor: Odorless
• Chemical Name or Material: Kieselguhr

• CAS: 61790-53-2
• Physical Form: Powder
• MDL Number: MFCD00011232 MFCD00217788 MFCD00163736 MFCD00148266 MFCD00603035 MFCD02100519 MFCD06202255 MFCD07370733
• Solubility Information: Insoluble in water.
• SMILES: O=[Si]=O
• Molecular Weight (g/mol): 60.08
• ChEBI: CHEBI:30563
• Density: 2.0 g/mL

Safety and Handling

GHS H Statement
H319-H335
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Warning

missing translation for 'einecsNumber' : 310-127-6

missing translation for 'rtecsNumber' : EU8655000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

RUO – Research Use Only