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Safety Information

420891

Sigma-Aldrich

LUDOX® CL-X colloidal silica

45 wt. % suspension in H2O

Synonym(s):

Silica preparation

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About This Item

Linear Formula:
SiO2
CAS Number:
7631-86-9
Molecular Weight:
60.08
MDL number:
MFCD00011232
UNSPSC Code:
12352309
PubChem Substance ID:
24866361
NACRES:
NA.22

description

colloidal

Quality Level

100

form

suspension

contains

sodium-stabilizing counterion

concentration

45 wt. % suspension in H2O

surface area

~130 m2/g

impurities

7% ethylene glycol

pH

9.1

density

1.36 g/mL at 25 °C

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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Legal Information

LUDOX is a registered trademark of W.R. Grace & Co.-Conn.

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

420891-BULK:
420891-VAR:
420891-1L:4548173940755
420891-4L:
420891-18L:4548173940748

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ2064
MKCM9801
MKBX0964V
MKBQ4406V
MKBH0309

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David M Brown et al.
Toxicology letters, 224(1), 147-156 (2014-01-28)
We investigated the effects of silica particles and nanoparticles (NPs) (50 nm and 200 nm) with a neutral and positively charged surface when dispersed in saline, bovine serum albumin (BSA) or lung lining fluid (LLF) 24 h post instillation into
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Environmental research, 127, 63-73 (2013-11-26)
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Proceedings of the National Academy of Sciences of the United States of America, 110(25), 10123-10128 (2013-06-05)
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