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Silicon dioxide

CAS No.7631-86-9
Chemical Name:Silicon dioxide
Synonyms:NEOSYL;Silica;amorphous;RONASPHERE;Dioxosilane;Zeolite θ-1;quartzpowder;White carbon;SYTON? HT-50;NUCLEOSIL50-3
CBNumber:CB8138262
Molecular Formula:O2Si
Formula Weight:60.08
MOL File:7631-86-9.mol
Silicon dioxide Property
mp : >1600 °C(lit.)
bp : >100 °C(lit.)
density : 2.2-2.6 g/mL at 25 °C
refractive index : 1.46
Fp : 2230°C
storage temp. : Refrigerator (+4°C)
form : suspension
Water Solubility : insoluble
Merck : 14,8493
Stability:: Stable.
CAS DataBase Reference: 7631-86-9(CAS DataBase Reference)
NIST Chemistry Reference: Silicon(iv) oxide(7631-86-9)
EPA Substance Registry System: Silica(7631-86-9)
Safety
Hazard Codes : Xn,Xi
Risk Statements : 36/37/38-36/37-22-43-52/53-36/38
Safety Statements : 26-37/39-36-36/37/39-36/37-61
WGK Germany : 1
RTECS : VV7310000
TSCA : Yes
HS Code : 28112200

Silicon dioxide Chemical Properties,Usage,Production

Chemical Properties
white crystals or powder
Usage
Functionalized RAFT agent for controlled radical polymerization; especially suited for the polymerization of styrene; acrylate and acrylamide monomers. Azide group can be used to conjugate to a variety of alkyne-functionalized biomolecules. Chain Transfer Agent (CTA).
Usage
SDS mixture of sodium alkyl sulfates consisting chiefly of sodium lauryl sulfate
Silicon dioxide Preparation Products And Raw materials
Raw materials
Silica gel Cyclone separator CARBON DIOXIDE Sodium silicate SILICA Tetrachlorosilane Silica sand Sodium carbonate
Preparation Products
3-Aminobenzylmethylamine Silicon monoxide Oxtocin adhesive RTP-801 2-Aminopyridin-4-ol Silicon carbide 2-TRIFLUOROMETHYLQUINOLINE-7-CARBOXYLIC ACID 6-Chloro-2-tetralone special adhesive 90E for ceramics 3-Nitroisonicotinic acid Dansyl chloride CALCIUM PHOSPHATE, DIBASIC 5-(AMINOMETHYL)PYRIDIN-2-AMINE 1-(2,5-DIMETHYL-2H-PYRAZOL-3-YL)-ETHANONE 2-Amino-5-cyanopyridine SILICON NITRIDE
Silicon dioxide Suppliers      Global( 128)Suppliers     
SupplierTelFaxEmailCountryProdListAdvantage
Chizhou Kailong Import and Export Trade Co., Ltd. xg01_gj@163.com-xg01_gj@163.comCHINA 9727 50
J & K SCIENTIFIC LTD. ----jkinfo@jkchemical.com;market3@jkchemical.comCHINA 96847 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-59487313(Beijing)+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing)sh@meryer.comCHINA 40407 62
future industrial shanghai co., ltd 021-61552785，400-0066-400021-55660885sales@jonln.comCHINA 2037 65
Alfa Aesar 400-610-6006; 021-67582000021-67582001/03/05saleschina@alfa-asia.comCHINA 30333 84
TCI (Shanghai) Development Co., Ltd. ----info@chemicalbook.comCHINA 22159 81
Beijing dtftchem Technology Co., Ltd. 13651141086; 86(10)60275028、6027582086 (10) 60270825dtftchem@sina.comCHINA 4703 62
Energy Chemical 021-58432009 / 400-005-6266021-58436166-800info@energy-chemical.comCHINA 44198 61
Beijing Ouhe Technology Co., Ltd +86-10-4006331231;+86-10-51280831;+86-10-82967028+86-10-82967029sales@ouhechem.comCHINA 10815 60
Secco work (Beijing) chemical technology co., LTD 010-69755668; 62507480010-697556681139670422@qq.comCHINA 3551 54
 
7631-86-9(Silicon dioxide)Related Search:
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LICHROSPHER(R) SI 60 LICHROSPHER(R) 60 7631-86-9 SILICA GEL 60 F254 SILICA GEL G6F SILICA GEL 60 RP18 SILICA GEL BLUE SUPERSPHER(R) SI 60 SUPERSPHER(R) 60 RONASPHERE NEO BLUE,1-2MM NEO BLUE,2-4MM NEO BLUE,3-5MM amorphous amorphoussilica(silicondioxide) amorphoussilicondioxide Dioxosilane quartzpowder silica,amorphous silica,precipitated silicondioxide(silicaaerogel,amorphous) silicondioxide/silicagel SILICA FLOUR 10 MICRON Silica gel for Column Chromatography LUDOX#-AS-40 COLLOIDAL SILICA, 40 WT. %SUSPENSION IN WATER LUDOX# HS-40 COLLOIDAL SILICA, 40 WT. %SUSPENSION IN WATER FLASH SILICA DRIED 1KG BULK SILICA, IMPAQ RG 1080 SI LUDOX# CL COLLOIDAL SILICA, SUSPENSION IN WATER LUDOX#-30 COLLOIDAL SILICA, 30 WT. % SUSPENSION IN WATER LUDOX# LS COLLOIDAL SILICA, 30 WT. % SUSPENSION IN WATER SILICA, COLLOIDAL (SYTON HT-50) SILICIC ACID ANHYDROUS, PURE LUDOX# AS-30 COLLOIDAL SILICA, 30 WT. %SUSPENSION IN WATER ALUMINOSILICATE MOLECULAR SIEVE, AI-HMS LUDOX# HS-30 COLLOIDAL SILICA, 30 WT. %SUSPENSION IN WATER FLASH SILICA, DRIED, 100GM, BULK SILICON DIOXIDE, NANOPOWDER, 99.5% LUDOX# CL-X COLLOIDAL SILICA, 45 WT. % SUSPENSION IN WATER LUDOX#-50 COLLOIDAL SILICA, 50 WT. % SUSPENSION IN WATER FLASH C18 SILICA 100GM BULK LUDOX#-40 COLLOIDAL SILICA, 40 WT. % SUSPENSION IN WATER SILICON DIOXIDE, ALUMINA DOPED, NANOPAR& Silicon dioxide, nanopowder, 15nm, 99.5% metals basis LUDOX# TMA COLLOIDAL SILICA, 34 WT. % SUSPENSION IN WATER, DEIONIZED SILICA ZORBAX LP 100/40 SIL LUDOX# AM-30 COLLOIDAL SILICA, 30 WT. %SUSPENSION IN WATER Silica Gel, Self indicating Silicon(IV)oxide,30%inEthyleneglycol,colloidaldispersion Silicon(IV)oxide,30%inH2O,colloidaldispersion Silicon(IV)oxide,40%inH2O,colloidaldispersion Silicon(IV)oxide,50%inH2O,colloidaldispersion Silicon(IV)oxide,99.5% Silicon(IV)oxide,99.99%(metalsbasis) Silicon(IV)oxide,amorphousfumed,S.A.130-175m/g,99.8%(metalsbasis) Silicon(IV)oxide,amorphousfumed,S.A.300-350m/g,99.8%(metalsbasis) Silicon(IV)oxide,amorphousfumed,S.A.80-100m/g,99.8%(metalsbasis) Silicon(IV)oxide,amorphousfumed,surfacetreated,S.A.180-240m/g
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