Salts and Inorganics

Sodium sulfite, ACS, 98.0% min, Alfa Aesar™

Chemical Name or Material: Sodium sulfite Name Note: For ACS analysis CAS: 7757-83-7 Physical Form: Granular Assay Percent Range: 98.0% min Molecular Formula: Na2SO3 Formula Weight: 126.04 MDL Number: MFCD00003503

Sodium Bisulfite Products for Science Education

Chemical Name or Material: Sodium Bisulfite CAS: 7631-90-5 Purity Grade: Reagent Grade Assay Percent Range: >99% Linear Formula: NaHSO3 Formula Weight: 104.07 Synonym: Sodium Hydrogen Sulfite

Zinc wire, 0.25mm (0.01 in.) dia., ≥99.99% metals basis

Chemical Name or Material: Zinc CAS: 7440-66-6 Name Note: 0.25mm (0.01 in.) Dia. Molecular Formula: Zn Formula Weight: 65.38 MDL Number: MFCD00011291

Sodium hydroxide (low chloride), ACS, 97.0% min, Alfa Aesar™

Chemical Name or Material: Sodium hydroxide Name Note: (low chloride) CAS: 1310-73-2 Purity Grade: ACS Grade Physical Form: Pellets Assay Percent Range: 97.0% min. Molecular Formula: NaOH Formula Weight: 40 MDL Number: MFCD00003548

Al-25 Tube, Both ends open, O.D.: 50mm, I.D.: 40mm, Alfa Aesar™

Chemical Name or Material: Al-25 Tube Name Note: Both ends open

Magnesium chloride, ultra dry, 99.99% (metals basis), Alfa Aesar™

Chemical Name or Material: Magnesium chloride, ultra dry CAS: 7786-30-3 Physical Form: Powder Assay Percent Range: 99.99% (Metal basis) Molecular Formula: Cl2Mg Formula Weight: 95.22 MDL Number: MFCD00011106

Sodium Borate, Decahydrate Products for Science Education

Chemical Name or Material: Sodium Borate, Decahydrate CAS: 1303-96-4 Linear Formula: Na2B4O7·10H2O Formula Weight: 381.42 Synonym: Borax

Barium Pieces, 2.5cm (1 in.) & down, 99.2% (Metals basis), Alfa Aesar™

Chemical Name or Material: Barium CAS: 7440-39-3 Physical Form: Pieces, 2.5cm (1 in.) and down Assay Percent Range: 99.2% (Metals basis) MDL Number: MFCD00134031

Lithium iodide, ultra dry, White powder, 99.999% (Metals basis), Alfa Aesar™

Chemical Name or Material: Lithium iodide, ultra dry CAS: 10377-51-2 Purity Grade: Ultra dry Physical Form: Powder Assay Percent Range: 99.999% (Metals basis) Molecular Formula: LiI Formula Weight: 133.84 MDL Number: MFCD00011092

Zinc shot, 1-5mm (0.04-0.2in), 99.999% (metals basis), Alfa Aesar

Chemical Name or Material: Zinc Name Note: 1-5mm (0.04-0.2 in.) CAS: 7440-66-6 Physical Form: Shot, 1 To 5mm (0.04 To 0.2 in.) Assay Percent Range: 99.999% (Metals basis) Molecular Formula: Zn Formula Weight: 65.3 MDL Number: MFCD00011291

Ruthenium(III) Chloride, Anhydrous 99+%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Ruthenium(III) chloride CAS: 10049-08-8 Purity Grade: Trace Metal Basis Assay: 48 to 50% (Ru) Assay Percent Range: 99.90% Molecular Formula: Cl3Ru Linear Formula: RuCl3 Formula Weight: 207.43

Magnesium Aluminum Zinc foil, Silver-colored foil/plate, Alfa Aesar™

Chemical Name or Material: Magnesium Aluminum Zinc Name Note: foil Physical Form: Foil/Plate Molecular Formula: Mg:Al:Zn; 96:3:1 wt% MDL Number: MFCD01074901

Ruthenium(IV) oxide, Electronic Grade, 99.95% (Metals basis), Alfa Aesar™, Premion™

Chemical Name or Material: Ruthenium(IV) oxide CAS: 12036-10-1 Purity Grade: Electronic Grade Physical Form: Powder Assay Percent Range: 99.95% (metals basis) Molecular Formula: RuO2 Formula Weight: 133.07 MDL Number: MFCD00011210 Synonym: Ruthenium dioxide

Sodium Chromate Anhydrous Products for Science Education

Chemical Name or Material: Sodium Chromate, Anhydrous CAS: 7775-11-3 Purity Grade: Laboratory Grade Assay Percent Range: 1 Linear Formula: Na2CrO4 Formula Weight: 161.97 Synonym: Chromic Acid

2-Quinoxaloyl chloride, 95%, ACROS Organics™

Chemical Name or Material: 2-Quinoxaloyl chloride CAS: 54745-92-5 CAS Min %: 94.0 CAS Max %: 100.0 Assay: ≥94.0% (GC) Assay Percent Range: 95% Molecular Formula: C9H5ClN2O Formula Weight: 192.6 Synonym: 2-Quinoxalinecarbonyl chloride

Tin Foil, 0.5mm (0.02 in.) thick, 99.8% (Metals basis), Alfa Aesar™

Chemical Name or Material: Tin CAS: 7440-31-5 Physical Form: Foil, 0.5mm (0.02 in.) thick Assay Percent Range: 99.8% (Metals basis) MDL Number: MFCD00133862

Silicon(IV) oxide, 99.999% (metals basis), Alfa Aesar™, Puratronic™

Chemical Name or Material: Silicon(IV) oxide CAS: 14808-60-7 Physical Form: Powder or Granules Assay Percent Range: 99.999% (metals basis) Molecular Formula: SiO2 Formula Weight: 60.09 MDL Number: MFCD00011232

Sodium metavanadate, 96%, ACROS Organics™

Chemical Name or Material: Sodium metavanadate Name Note: 96% CAS: 13718-26-8 Assay: ≥95% Assay Percent Range: 96% Molecular Formula: NaO3V Linear Formula: NaVO3 Formula Weight: 121.93 MDL Number: MFCD00011125

Sodium sulfide nonahydrate, extra pure, ACROS Organics™

Chemical Name or Material: Sodium sulfide nonahydrate CAS: 1313-84-4 Purity Grade: Extra Pure Assay: 32.0 to 38.0% (Na2S) Molecular Formula: Na29H2O Linear Formula: Na2S·9H2O Formula Weight: 240.18 MDL Number: MFCD00149184

Potassium Carbonate Anhydrous (Granular Powder/Certified ACS), Fisher Chemical

Chemical Name or Material: Potassium Carbonate Anhydrous CAS: 584-08-7 Purity Grade: Certified ACS Grade Physical Form: Powder/Solid Assay: ≥99.0% Assay Percent Range: ≥99.0% Molecular Formula: CK2O3 Formula Weight: 138.21 MDL Number: MFCD00011382 Synonym: Carbonic Acid Potassium Salt

Ammonium Bromide (Powder/Certified ACS), Fisher Chemical

Chemical Name or Material: Ammonium Bromide CAS: 12124-97-9 Purity Grade: Certified ACS Grade Physical Form: Powder/Solid Assay: ≥99.0% Assay Percent Range: ≥99.0 % Molecular Formula: H4BrN Formula Weight: 97.94 MDL Number: MFCD00011419

Alfa Aesar™ Mercury(II) sulfide, Red, Alfa Aesar™

Chemical Name or Material: Mercury(II) sulfide CAS: 1344-48-5 Molecular Formula: HgS Formula Weight: 232.65 MDL Number: MFCD00011046

Gallium Ingot, 99.9999% (Metals basis), Alfa Aesar™

Chemical Name or Material: Gallium CAS: 7440-55-3 Physical Form: Ingot Assay Percent Range: 99.9999% (Metals basis) MDL Number: MFCD00134045

Dysprosium(III) oxide, 99.9% (REO) , Alfa Aesar™, REacton™

Chemical Name or Material: Dysprosium(III) oxide CAS: 1308-87-8 Physical Form: Powder or Lump Assay Percent Range: 99.9% (REO) Molecular Formula: Dy2O3 Formula Weight: 373 MDL Number: MFCD00010986

Cerium(IV) oxide, Pale yellow Various forms (powder/flake/crystalline/beads, etc), REacton™, 99.99%, Alfa Aesar™

Chemical Name or Material: Cerium(IV) oxide CAS: 1306-38-3 Physical Form: Various Forms (Powder/Flake/Crystalline/Beads, Etc) Assay Percent Range: 99.99% Molecular Formula: CeO2 Formula Weight: 172.12 MDL Number: MFCD00010933

Magnesium Aluminum Zinc foil, Alfa Aesar™

Chemical Name or Material: Magnesium Aluminum Zinc foil Physical Form: ∽25g/30X30cm MDL Number: MFCD01074901

Al-23 Tube, Both ends open (Thin walls), O.D.: 5mm, I.D.: 4mm, Alfa Aesar™

Chemical Name or Material: Al-23 Tube Name Note: Both ends open (Thin walls)

Strontium Nitrate Products for Science Education

Chemical Name or Material: Strontium Nitrate CAS: 10042-76-9 Purity Grade: Laboratory Grade Assay Percent Range: >95% Linear Formula: Sr(NO3)2 Formula Weight: 211.63

Reinecke Salt, ACS Reagent, ACROS Organics™

Chemical Name or Material: Reinecke salt CAS: 13573-16-5 Purity Grade: ACS Reagent Grade Molecular Formula: C4H10CrN7S4·H2O Linear Formula: NH4(Cr(NH3)2(SCN)4)·H2O Formula Weight: 354.46 MDL Number: MFCD00150925 Synonym: Ammonium reineckate

Silver wool, >99.9% (metals basis), Alfa Aesar™

Chemical Name or Material: Silver wool CAS: 7440-22-4 Physical Form: ∽0.05mm diameter fibers Assay Percent Range: >99.9% (metals basis) MDL Number: MFCD00003397

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