Silicon

Silicotungstic Acid Hydrate (Crystalline/Certified), Fisher Chemical

Chemical Name or Material: Silicotungstic Acid Hydrate CAS: 12027-43-9 Purity Grade: Certified Physical Form: Solid Molecular Formula: H4-O4O-Si-W12 Formula Weight: 2878.17g/mol MDL Number: MFCD00150392 Synonym: Tungstosilicic Acid

Sand, Ottawa (For Cement Testing), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sand, Ottawa Name Note: For cement testing CAS: 14808-60-7 Molecular Formula: SiO2 MDL Number: MFCD02100519

Sand, Sea (Washed), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sand, Sea Name Note: Washed CAS: 14808-60-7 Physical Form: Powder; Solid Molecular Formula: SiO2 MDL Number: MFCD00148266

Silicic Acid (Precipitated Powder/Certified), Fisher Chemical

Chemical Name or Material: Silicic Acid CAS: 7699-41-4 Purity Grade: Certified Physical Form: Solid Molecular Formula: H2O3Si MDL Number: MFCD00054122 Synonym: Silica Acid

Infusorial Earth (Pinkish to White Hue Powder ), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Infusorial Earth CAS: 61790-53-2 Physical Form: Solid MDL Number: MFCD00132803 Synonym: Diatomaceous Earth

Sand, pure, 40-100 mesh, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sand Name Note: 40 to 100 Mesh CAS: 14808-60-7 Purity Grade: Pure Molecular Formula: O2Si Linear Formula: SiO2 Formula Weight: 60.08g/mol MDL Number: MFCD00011232 Synonym: Quartz

Sand, Purified, For USP/NF analysis, J.T.Baker™

Chemical Name or Material: Sand Name Note: USP/NF CAS: 14808-60-7

Silicon dioxide, 99.99%, (trace metal basis), ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Silicon dioxide CAS: 60676-86-0 Purity Grade: (trace metal basis) Assay: 44.5 to 47.9 % (Si) Assay Percent Range: 99.998% Molecular Formula: O2Si Linear Formula: SiO2 Formula Weight: 60.08g/mol

Silicon(IV) chloride, 1M solution in methylene chloride, AcroSeal™, ACROS Organics™

Chemical Name or Material: Silicon(IV) chloride CAS: 10026-04-7 CAS: 75-09-2 Molecular Formula: Cl4Si Linear Formula: SiCl4 Formula Weight: 169.90g/mol MDL Number: MFCD00011229 Synonym: Silicon tetrachloride

Silicic Acid, ACROS Organics™

Chemical Name or Material: Silicic acid CAS: 1343-98-2 MDL Number: MFCD00054122

Sand, Washed and Dried, Macron Fine Chemicals™

Chemical Name or Material: Sand CAS: 14808-60-7 Molecular Formula: SiO2 Synonym: Agate

Sand, for analysis, 40-100 mesh, ACROS Organics™

Chemical Name or Material: Sand CAS: 14808-60-7 Purity Grade: For analysis Molecular Formula: O2Si Linear Formula: SiO2 Formula Weight: 60.08g/mol MDL Number: MFCD00011232 Synonym: Quartz

Silicone oil, for melting point and boiling point apparatuses, ACROS Organics™

Chemical Name or Material: Silicone oil Name Note: For melting point and boiling point apparatuses CAS: 63148-62-9 MDL Number: MFCD00132673 Synonym: Poly(dimethylsiloxane)

Silicon(IV) chloride, +99.8%, ACROS Organics™

Chemical Name or Material: Silicon(IV) chloride Name Note: 99.8+% CAS: 10026-04-7 Assay: 99.80% min. Assay Percent Range: 99.8+% Molecular Formula: Cl4Si Linear Formula: SiCl4 Formula Weight: 169.90g/mol MDL Number: MFCD00011229 Synonym: Silicon tetrachloride

Silica gel humidity indicator cards, cobalt free, ACROS Organics™

Chemical Name or Material: Silica gel humidity indicator cards Name Note: cobalt free

Zeolite, type: ZSM-5, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Zeolite CAS: 308081-08-5 MDL Number: MFCD00132601

Silicon, +99%, powder, -325 mesh, ACROS Organics™

Chemical Name or Material: Silicon Name Note: -325 mesh CAS: 7440-21-3 Physical Form: Dark gray fine powder Assay Percent Range: 99+% Molecular Formula: Si Formula Weight: 28.09g/mol MDL Number: MFCD00085311

Sea sand, Washed, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sand Name Note: White quartz CAS: 14808-60-7 Molecular Formula: O2 Si Linear Formula: SiO2 Formula Weight: 60.08g/mol MDL Number: MFCD00011232 Synonym: Quartz

Trimethylsilyl cyanide, 98%, ACROS Organics™

Chemical Name or Material: Trimethylsilyl cyanide Assay Percent Range: 98% Molecular Formula: C4H9NSi Linear Formula: (CH3)3SiCN Formula Weight: 99.21g/mol MDL Number: MFCD00001765 Synonym: Cyanotrimethylsilane

Silica Gel, EMD Millipore

Chemical Name or Material: Silica Gel CAS: 63231-67-4 Physical Form: White powder Molecular Formula: SiO2 Formula Weight: 60.09g/mol Synonym: Amorphous Silicon Dioxide

Sand, Standard, EMD Millipore Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sand, Standard CAS: 14808-60-7 Physical Form: Granular Molecular Formula: SiO2 Linear Formula: SiO2 Formula Weight: 6.8g/mol

Sand, EMD Millipore Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Sand, Sea Name Note: Sea CAS: 14808-60-7 Molecular Formula: SiO2 Linear Formula: SiO2 Formula Weight: 6.8g/mol

Sand Standard, Ottawa, EMD Millipore

Chemical Name or Material: Sand Standard, Ottawa, EMD Chemicals CAS: 14808-60-7 Physical Form: Solid Molecular Formula: SiO2 Formula Weight: 60.08g/mol

Silicon(IV) oxide, 40% in H2O, 0.014 micron particles in colloidal dispersion, Alfa Aesar™

Chemical Name or Material: Silicon(IV) oxide Name Note: 40% in H2O CAS: 7631-86-9 Physical Form: Liquid Molecular Formula: SiO2 Formula Weight: 60.09g/mol MDL Number: MFCD00011232

Silicon (IV) oxide, 99.5%, Alfa Aesar™

Chemical Name or Material: Silicon(IV) oxide Name Note: 98.5-99% microcrystalline silicon in the form of quartz CAS: 14808-60-7 Physical Form: White to pale brown powder or granules Assay Percent Range: 99.5% Molecular Formula: SiO2 Formula Weight: 60.09g/mol MDL Number: MFCD00011232 Synonym: Silicic anhydride

Silicon(IV) oxide, 99.99% (metals basis)

Chemical Name or Material: Silicon oxide CAS: 7631-86-9 Molecular Formula: SiO2 Formula Weight: 60.09g/mol MDL Number: MFCD00011232 Merck Index: 14,8493

Silicon(IV) oxide, Amorphous fumed, S.A. 300 to 350m2/g, Alfa Aesar™

Chemical Name or Material: Silicon(IV) oxide CAS: 7631-86-9 Physical Form: Powder Molecular Formula: O2Si Formula Weight: 60.09g/mol MDL Number: MFCD00011232

Silicon Powder, crystalline, -325 mesh, 99.5% (Metals basis), Alfa Aesar™

Chemical Name or Material: Silicon CAS: 7440-21-3 Physical Form: Powder, crystalline Assay Percent Range: 99.5% (Metals basis) MDL Number: MFCD00085311

Silicon carbide whiskers, 99% (metals basis), Alfa Aesar™

Chemical Name or Material: Silicon carbide whiskers CAS: 409-21-2 Physical Form: Various forms (powder/flake/crystalline/beads/lump, etc.) Assay Percent Range: 99% (metals basis) Molecular Formula: SiC Formula Weight: 40.1g/mol MDL Number: MFCD00049531

Silica 63-100μm, 60Å, EcoChrom™, MP Biomedicals™

Chemical Name or Material: Silica CAS: 7631-86-9 Physical Form: White to Light Gray Powder Molecular Formula: SiO2 Formula Weight: 60.08g/mol MDL Number: MFCD00011232 Synonym: Amorphous silica

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