7631-86-9
7631-86-9 structure
- Name: Silicon dioxide
- Chemical Name: silicon dioxide
- CAS Number: 7631-86-9
- Molecular Formula: O2Si
- Molecular Weight: 60.084
- Catalog: Inorganic chemical industry Oxides and peroxides Non-metal oxides and peroxides
- Create Date: 2018-02-07 08:00:00
- Modify Date: 2026-07-01 17:18:46
| Name | silicon dioxide |
|---|---|
| Synonyms |
LICHROSORB SI 100 (10 MYM)
Silicon (IV) oxide, Amorphous fumed, surface treated Silica Gel Desiccant, Mesh CRYOINSTANT VIALS MIXED 50X SEA SAND EXTRA Silicon (IV) oxide, Amorphous fumed Silica gel 60, MM , (Metals basis) FOLIN-DENIS'S FOR URIC ACID Silica nanopowder, spec. surface ea m2/g (BET), trace SILICA GEL 60 GF254 FOR THIN-LAYER CHROM Silica, mesostructured MSU-F (cellulfoam) Silica Gel Dessicant ade 03) LUDOX AM colloidal silica Silica, mesostructured MCM-41 type (hexagonal) SAND FONTAINEBLEAU SILICA GEL ANULES SILICA GEL 60 PF254 + 366 FOR PRATIV Silitech LUDOX# CL-X COLLOIDAL SILICA, 45 WT. % SENSION IN WATER Silica Gel Desiccant, Mesh, ade Silica gel, mm Silica gel for thin-layer chromatoaphy, GF 254, ade,Silica gel 60 GF254 for thin-layer chromatoaphy 7-9 25kg g/mol LUDOX(R) AM colloidal silica 30 wt. % sension in H2O 1,2-DIAMINOCYCLOHEXANE TETRAACET.AC 1H2O Silicon(IV) oxide, 0.5 micron LUDOX(R) CL-X colloidal silica 45 wt. % sension in H2O MFCD00148343 Silica gel, mm, 60 A Silica, mesostructured SBA-15, trace Silica Gel [for Flash Chromatoaphy] TLC-SILICA GEL 60 GF254 MEAN PTICLE SI Cab-O-Sil M5 NF Silicon(IV) oxide, 1.5 micron FLASH C18 SILICAM BULK Silicon (IV) oxide, Colloidal dispersion LUDOX#-40 COLLOIDAL SILICA, 40 WT. % SENSION IN WATER Silica nanopticles, mesoporous, 200 nm pticle size, pore size 4 nm LUDOX HS-40 colloidal silica Silicon(IV) oxide, 1.0 micron SILICA GEL 60 HF254+366 FOR THIN-LAYER C Silica gel, for chroMatoaphy, MM , 60 A LUDOX#-50 COLLOIDAL SILICA, 50 WT. % SENSION IN WATER Silica, Active Silica, mesostructured HMS (wormhole) Silicon(IV) oxide, in H LICHROSORB SI 100 (10 MYM) G SILICA GEL ANULES, DESICCANT CA SILICA GEL 60 PF254 FOR PRATIVE LAYE Silica gel desiccant, For analysis LUDOX TMA colloidal silica Silica gel, For chromatoaphy, mm, 90&angst EINECS 231-545-4 TLC SILICA GEL 60 H MEAN PTICLE SIZE 1 Silica gel 60, MM |
| Density | 2.6 |
|---|---|
| Boiling Point | >100ºC(lit.) |
| Melting Point | 1610ºC |
| Molecular Formula | O2Si |
| Molecular Weight | 60.084 |
| Flash Point | n/a |
| Exact Mass | 59.966755 |
| PSA | 34.14000 |
| Index of Refraction | 1.46 |
| Storage condition | Refrigerator (+4°C) |
| Stability | Stable. |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xi:Irritant |
| Risk Phrases | R36/37 |
| Safety Phrases | S26-S37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 1 |
| RTECS | VV7310000 |
| HS Code | 3802900090 |
| Precursor 0 | |
|---|---|
| DownStream 6 | |
| HS Code | 3802900090 |
|---|