Silicon dioxide
Silicon dioxide structure
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Common Name | Silicon dioxide | ||
|---|---|---|---|---|
| CAS Number | 61790-53-2 | Molecular Weight | 60.084 | |
| Density | 0.47 g/cm3 (loose weight)(lit.) | Boiling Point | 2200ºC | |
| Molecular Formula | O2Si | Melting Point | 1400-1650ºC | |
| MSDS | Chinese USA | Flash Point | N/A | |
| Symbol |
GHS07 |
Signal Word | Warning | |
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Seawater ultrafiltration: role of particles on organic rejections and permeate fluxes.
Environ. Technol. 34(17-20) , 2553-61, (2013) The role of natural compounds of seawater and added particles on mechanisms of membrane fouling and organic matter rejection has been investigated. Ultrafiltration (100 kDa) has been conducted in both dead-end (out/in) and tangential (in/out) modes on polysul... |
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Removal of aniline and phenol from water using raw and aluminum hydroxide-modified diatomite.
Water Sci. Technol. 67(7) , 1620-6, (2013) The feasibility of using raw diatomite and aluminum hydroxide-modified diatomite (Al-diatomite) for removal of aniline and phenol from water was investigated. Their physicochemical characteristics such as pHsolution, point of zero charge (pHPZC), surface area... |
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[Preparation and applications of a supported liquid-liquid extraction column with a composite diatomite material].
Se Pu 30(8) , 798-803, (2012) A rapid and special supported liquid-liquid extraction (SLE) column was developed with a composite diatomite material. The SLE column was evaluated by high performance liquid chromatography (HPLC) with acidic, neutral and alkaline compounds dissolved in water... |
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Determination of seven neonicotinoid insecticides in beeswax by liquid chromatography coupled to electrospray-mass spectrometry using a fused-core column.
J. Chromatogr. A. 1285 , 110-7, (2013) A new method has been developed to measure seven neonicotinoid insecticides (acetamiprid, clothianidin, dinotefuran, imidacloprid, nitenpyram, thiacloprid and thiamethoxam) in beeswax using liquid chromatography (LC) coupled to electrospray ionization mass sp... |
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Improved performance of diatomite-based dental nanocomposite ceramics using layer-by-layer assembly.
Int. J. Nanomedicine 7 , 2153-64, (2012) To fabricate high-strength diatomite-based ceramics for dental applications, the layer-by-layer technique was used to coat diatomite particles with cationic [poly(allylamine hydrochloride)] and anionic [poly(sodium 4-styrenesulfonate)] polymers to improve the... |
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Purification of recombinant EGFP by fusion with L2 (252-273) from ribosomal protein L2 using magnetic particles.
J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 917-918 , 30-5, (2013) A basic polypeptide L2 (252-273) derived from Escherichia coli ribosomal protein L2 was used as a purification tag. In order to develop faster, less expensive methods for expression and purification of proteins, the L2 (252-273)-small ubiquitin like modifier ... |
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Preparation, characterization and antimicrobial efficiency of Ag/PDDA-diatomite nanocomposite.
Colloids Surf. B Biointerfaces 110 , 191-8, (2013) Nanocomposites consisting of diatomaceous earth particles and silver nanoparticles (silver NPs) with high antimicrobial activity were prepared and characterized. For the purpose of nanocomposite preparation, silver NPs with an average size of 28nm prepared by... |
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Characterization of the diatomite binding domain in the ribosomal protein L2 from E. coli and functions as an affinity tag.
Appl. Microbiol. Biotechnol. 97(6) , 2541-9, (2013) The ribosomal protein L2, a constituent protein of the 50S large ribosomal subunit, can be used as Si-tag using silica particles for the immobilization and purification of recombinant proteins (Ikeda et al. (Protein Expr Purif 71:91-95, 2010); Taniguchi et al... |
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Sorption of Cr(III) ion from aqueous solution by two kinds of modified diatomite.
Water Sci. Technol. 66(6) , 1340-7, (2012) Raw diatomite modified by microemulsion (DMM) and manganese oxide (MnD) were used for the removal of Cr(III) ions from aqueous solution. The characteristics and performance of these two types of modified diatomite on Cr(III) ion adsorption were compared. The ... |
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Production of a calcium silicate cement material from alginate impression material.
Dent. Mater. J. 31(4) , 629-34, (2012) The purpose of this study was to synthesize biomaterials from daily dental waste. Since alginate impression material contains silica and calcium salts, we aimed to synthesize calcium silicate cement from alginate impression material. Gypsum-based investment m... |