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Alfa Aesar is a supplier of choice for chemicals and metals for research and development.

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Our product line of metals and alloys range from aluminum to zirconium, featuring purities up to 99.9999%.

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Alfa Aesar™ Sodium hydroxide, pellets, 98%

CAS: 1310-73-2 Molecular Formula: HNaO Molecular Weight (g/mol): 39.997 MDL Number: MFCD00003548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M PubChem CID: 14798 ChEBI: CHEBI:32145

Sodium hexametaphosphate, Technical grade, Alfa Aesar™

CAS: 10124-56-8 Molecular Formula: Na6O18P6 MDL Number: MFCD00136045 Synonym: Sodium metaphosphate

Alfa Aesar™ Cobalt(II) chloride hexahydrate, 98%

CAS: 7791-13-1 Molecular Formula: Cl2Co·6H2O MDL Number: MFCD00149652 Synonym: Cobaltous chloride hexahydrate

Alfa Aesar™ Auramine O, 80% dye content

CAS: 2465-27-2 Molecular Formula: C17H22ClN3 Molecular Weight (g/mol): 303.834 MDL Number: MFCD00012484 InChI Key: KSCQDDRPFHTIRL-UHFFFAOYSA-N Synonym: C.I. 41000 PubChem CID: 17170 ChEBI: CHEBI:51876

Alfa Aesar™ Paraformaldehyde, 16% w/v aq. soln., methanol free

CAS: 30525-89-4 Molecular Formula: CH2O Molecular Weight (g/mol): 30.026 MDL Number: MFCD00133991 InChI Key: WSFSSNUMVMOOMR-UHFFFAOYSA-N PubChem CID: 712 ChEBI: CHEBI:16842

Dimethyl Sulfoxide, HPLC Grade, 99.9%, Alfa Aesar

CAS: 67-68-5 Molecular Formula: C2H6OS Molecular Weight (g/mol): 78.129 MDL Number: MFCD00002089 InChI Key: IAZDPXIOMUYVGZ-UHFFFAOYSA-N PubChem CID: 679 ChEBI: CHEBI:28262

Magnesium chloride, anhydrous, 99%, Alfa Aesar™

CAS: 7786-30-3 Molecular Formula: Cl2Mg Molecular Weight (g/mol): 95.205 MDL Number: MFCD00011106 InChI Key: TWRXJAOTZQYOKJ-UHFFFAOYSA-L PubChem CID: 5360315 ChEBI: CHEBI:6636

Sodium sulfide nonahydrate, ACS, 98.0% min, Alfa Aesar™

CAS: 1313-84-4 Molecular Formula: Na2S·9H2O MDL Number: MFCD00149184

Alfa Aesar™ Sodium salicylate, 99%

CAS: 54-21-7 Molecular Formula: C7H5NaO3 Molecular Weight (g/mol): 160.104 MDL Number: MFCD00002440 InChI Key: ABBQHOQBGMUPJH-UHFFFAOYSA-M Synonym: Salicylic Acid Sodium Salt; Sodium 2-Hydroxybenzoate PubChem CID: 16760658 ChEBI: CHEBI:9180

Alfa Aesar™ Phthaldialdehyde, 98%

CAS: 643-79-8 Molecular Formula: C8H6O2 Molecular Weight (g/mol): 134.134 MDL Number: MFCD00003335 InChI Key: ZWLUXSQADUDCSB-UHFFFAOYSA-N PubChem CID: 4807 ChEBI: CHEBI:70851

Alfa Aesar™ Chitosan, 85% deacetylated

CAS: 9012-76-4 Molecular Formula: C56H103N9O39 Molecular Weight (g/mol): 1526.464 MDL Number: MFCD00161512 InChI Key: FLASNYPZGWUPSU-SICDJOISSA-N Synonym: Poly(D-glucosamine); Deacetylated chitin PubChem CID: 71853

Alfa Aesar™ Trisodium citrate dihydrate, 99%

CAS: 6132-04-3 Molecular Formula: C6H9Na3O9 Molecular Weight (g/mol): 294.10 MDL Number: MFCD00150031 InChI Key: NLJMYIDDQXHKNR-UHFFFAOYSA-K Synonym: Citric acid trisodium salt dihydrate; Sodium citrate tribasic dihydrate PubChem CID: 71474 ChEBI: CHEBI:32142

Alfa Aesar™ L-Lactic acid, anhydrous, 98%

CAS: 79-33-4 Molecular Formula: C3H6O3 Molecular Weight (g/mol): 90.078 MDL Number: MFCD00064266 InChI Key: JVTAAEKCZFNVCJ-REOHCLBHSA-N Synonym: (S)-2-Hydroxypropionic acid PubChem CID: 107689 ChEBI: CHEBI:422

Alfa Aesar™ Nickel(II) chloride hexahydrate, 98%

CAS: 7791-20-0 Molecular Formula: Cl2Ni·6H2O MDL Number: MFCD00149809

Potassium bromide, FTIR Grade, Alfa Aesar™

CAS: 7758-02-3 Molecular Formula: BrK Molecular Weight (g/mol): 119.00 MDL Number: MFCD00011358 InChI Key: IOLCXVTUBQKXJR-UHFFFAOYSA-M PubChem CID: 253877 ChEBI: CHEBI:32030

Alfa Aesar™ Catechol Violet

CAS: 115-41-3 Molecular Formula: C19H14O7S Molecular Weight (g/mol): 386.374 MDL Number: MFCD00005868 InChI Key: RRRCKIRSVQAAAS-UHFFFAOYSA-N PubChem CID: 66993

Zinc powder, 99.9% (metals basis), Alfa Aesar™

CAS: 7440-66-6 Molecular Formula: Zn Molecular Weight (g/mol): 65.38 MDL Number: MFCD00011291 InChI Key: HCHKCACWOHOZIP-UHFFFAOYSA-N PubChem CID: 23994 ChEBI: CHEBI:30185

Alfa Aesar™ Silica Gel Indicating Desiccants, -6+16 mesh granules, Alfa Aesar™

CAS: 7631-86-9 Molecular Formula: O2Si Molecular Weight (g/mol): 60.083 MDL Number: MFCD00011232 InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N PubChem CID: 24261 ChEBI: CHEBI:30563

Alfa Aesar™ Zinc chloride, anhydrous, 98+%

CAS: 7646-85-7 Molecular Formula: Cl2Zn Molecular Weight (g/mol): 136.28 MDL Number: MFCD00011295 InChI Key: JIAARYAFYJHUJI-UHFFFAOYSA-L PubChem CID: 5727 ChEBI: CHEBI:49976

Iron(III) chloride, anhydrous, 98%, Alfa Aesar

CAS: 7705-08-0 Molecular Formula: Cl3Fe MDL Number: MFCD00011005 Synonym: Ferric chloride

Alfa Aesar™ Ethanolamine, ACS, 99+%

CAS: 141-43-5 Molecular Formula: C2H7NO Molecular Weight (g/mol): 61.084 MDL Number: MFCD00008183 InChI Key: HZAXFHJVJLSVMW-UHFFFAOYSA-N Synonym: Monoethanolamine, 2-Aminoethanol PubChem CID: 700 ChEBI: CHEBI:16000

Iodine, resublimed crystals, ACS grade, 99.8%, Alfa Aesar™

CAS: 7553-56-2 Molecular Formula: I2 Molecular Weight (g/mol): 253.809 MDL Number: MFCD00011355 InChI Key: PNDPGZBMCMUPRI-UHFFFAOYSA-N PubChem CID: 807 ChEBI: CHEBI:17606

Perchloric acid, 0.1N in Acetic Acid Standardized Solution, Alfa Aesar™

CAS: 7601-90-3 Molecular Formula: ClHO4 Molecular Weight (g/mol): 100.454 MDL Number: MFCD00011325 InChI Key: VLTRZXGMWDSKGL-UHFFFAOYSA-N PubChem CID: 24247 ChEBI: CHEBI:29221

Hydrofluoric acid, ACS, 48-51%, Alfa Aesar™

CAS: 7664-39-3 Molecular Formula: FH Molecular Weight (g/mol): 20.006 MDL Number: MFCD00011346 InChI Key: KRHYYFGTRYWZRS-UHFFFAOYSA-N PubChem CID: 14917 ChEBI: CHEBI:29228

Alfa Aesar™ Citric acid, 99+%

CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.123 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N PubChem CID: 311 ChEBI: CHEBI:30769

Alfa Aesar™ Phenol, detached crystals, 99+%

CAS: 108-95-2 Molecular Formula: C6H6O Molecular Weight (g/mol): 94.113 MDL Number: MFCD00002143 InChI Key: ISWSIDIOOBJBQZ-UHFFFAOYSA-N PubChem CID: 996 ChEBI: CHEBI:15882

Alfa Aesar™ Methyl acetate, 99%

CAS: 79-20-9 Molecular Formula: C3H6O2 Molecular Weight (g/mol): 74.079 MDL Number: MFCD00008711 InChI Key: KXKVLQRXCPHEJC-UHFFFAOYSA-N Synonym: Acetic acid methyl ester PubChem CID: 6584 ChEBI: CHEBI:77700

Alfa Aesar™ Sodium selenite, anhydrous, 99% min, typically 99.75% min (metals basis)

CAS: 10102-18-8 Molecular Formula: Na2O3Se Molecular Weight (g/mol): 172.948 MDL Number: MFCD00003489 InChI Key: BVTBRVFYZUCAKH-UHFFFAOYSA-L Synonym: Selenious acid disodium salt PubChem CID: 24934 ChEBI: CHEBI:48843

Silica Gel Desiccants, Alfa Aesar™

CAS: 7631-86-9 Molecular Formula: O2Si Molecular Weight (g/mol): 60.083 MDL Number: MFCD00011232 InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N PubChem CID: 24261 ChEBI: CHEBI:30563

Silicone Oil, Alfa Aesar™

CAS: 63148-62-9 Molecular Weight (g/mol): 0.00


Special Offers

Alfa Aesar, now part of Thermo Fisher Scientific, offers leading manufacturer and supplier services for research chemicals, metals and materials in a wide span of applications. 

For more than 50 years, scientists have relied on us to supply high-purity raw materials for a variety of research and development applications. Today we offer over 46,000 products in stock, in sizes from gram-scale catalog items to semi-bulk and bulk production quantities. 

With custom manufacturing capabilities to supply many more specialized items, we are a one-stop source for research chemicals, metals and materials.