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Silicic acid

Name: Silicic acid
Brand: SIGMA

BioReagent, suitable for column chromatography, 200-400 mesh (38 - 75 μm)

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About This Item

Fórmula empírica (notación de Hill):

H₂O₃Si

Número de CAS:

7699-41-4

Peso molecular:

78.10

EC Number:

231-716-3

MDL number:

MFCD00054122

UNSPSC Code:

23201100

PubChem Substance ID:

24899866

NACRES:

SB.54

product line

BioReagent

assay

≥99.9% Si (as SiO₂) basis

form

solid

impurities

≤0.2% % nonvolatile with HF

particle size

200-400 mesh (38 - 75 μm)

anion traces

chloride (Cl^-): ≤0.01%
sulfate (SO₄^2-): ≤0.02%

cation traces

Fe: ≤0.01%
heavy metals (as Pb): ≤0.001%

suitability

suitable for column chromatography

SMILES string

O[Si](O)=O

InChI

1S/H2O3Si/c1-4(2)3/h1-2H

InChI key

IJKVHSBPTUYDLN-UHFFFAOYSA-N

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Application

Silicic acid is used in protein chromatography. Silicic acid has been used in a study to demonstrate the anti-biofilm potential of a glycolipid surfactant produced by a tropical marine strain of Serratia marcescens. Silicic acid has also been used to study the antioxidant activity of fresh and processed Jalapeño and Serrano peppers.

Preparation Note

Acid-washed.

pictograms

GHS07

signalword

Warning

hcodes

H319,H335

pcodes

P261 - P264 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Pili and lipopolysaccharide of Pseudomonas aeruginosa bind to the glycolipid asialo GM1.

S K Gupta et al.

Infection and immunity, 62(10), 4572-4579 (1994-10-01)

This study investigated which adhesins of Pseudomonas aeruginosa interact with the glycolipid asialo GM1, using solid-phase binding and thin-layer chromatography assays. Radioiodinated pili and flagella contaminated with lipopolysaccharide (LPS) bound to the glycolipid. When LPS was reduced to acceptable levels

Antioxidant activity of fresh and processed Jalapeño and Serrano peppers.

Emilio Alvarez-Parrilla et al.

Journal of agricultural and food chemistry, 59(1), 163-173 (2010-12-04)

In this research, total phenols, flavonoids, capsaicinoids, ascorbic acid, and antioxidant activity (ORAC, hydroxyl radical, DPPH, and TEAC assays) of fresh and processed (pickled and chipotle canned) Jalapeño and Serrano peppers were determined. All fresh and processed peppers contained capsaicin

Anti-biofilm potential of a glycolipid surfactant produced by a tropical marine strain of Serratia marcescens.

Devendra H Dusane et al.

Biofouling, 27(6), 645-654 (2011-06-29)

A tropical marine bacterium isolated from the hard coral, Symphyllia sp. was identified as Serratia marcescens on the basis of morphological, biochemical and 16S rDNA analysis. The bacterium showed antimicrobial activity towards the pathogens Candida albicans and Pseudomonas aeruginosa and

Bactericidal activity of phlorotannins from the brown alga Ecklonia kurome.

Koki Nagayama et al.

The Journal of antimicrobial chemotherapy, 50(6), 889-893 (2002-12-04)

The bactericidal activity of phlorotannins from brown algae against food-borne pathogenic bacteria (25 strains), methicillin-resistant Staphylococcus aureus (MRSA) (nine strains) and Streptococcus pyogenes (one strain) was examined and compared with that of catechins. In addition, the effect of the oral

Variation of Lipids and Fatty Acids of the Japanese Freshwater Eel, Anguilla japonica, during Spawning Migration.

Hiroaki Saito et al.

Journal of oleo science, 64(6), 603-616 (2015-06-02)

The lipid and fatty acid composition of the muscle of the wild Japanese freshwater eel, Anguilla japonica, was analyzed between the initial and terminal stages of spawning migration to clarify the relationship between lipid physiology and maturation. Triacylglycerols were the

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