Alfa Aesar

Reagents, O, Alfa Aesar

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  • Oleic acid, tech. 90%

    Alfa Aesar

    Synonym(s): cis-9-Octadecenoic acid Formula: C18H34O2 Formula weight: 282.47 Purity: tech. 90% CAS Number: 112-80-1 Harmonized Tariff Code:  2916.15 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

  • 2,2,3,3,4,4,5,5-Octafluoropentyl methacrylate, 98%, stab.

    Alfa Aesar

    Synonym(s): Methacrylic acid 2,2,3,3,4,4,5,5-octafluoropentyl ester, 1H,1H,5H-Perfluoro-1-pentyl methacrylate Formula: C9H8F8O2 Formula weight: 300.15 Purity: 98%, stab. CAS Number: 355-93-1 Harmonized Tariff Code:  2916.14 Hazard Statements: H315-H319-H335-H227 Causes skin…

  • 2,2,3,3,4,4,5,5-Octafluoropentyl acrylate, 97%, stab. with ca 50ppm 4…

    Alfa Aesar

    Synonym(s): Acrylic acid 2,2,3,3,4,4,5,5-octafluoropentyl ester, 1H,1H,5H-Perfluoro-1-pentyl acrylate Formula: C8F8H6O2 Formula weight: 286.12 Purity: 97%, stab. with ca 50ppm 4-methoxyphenol CAS Number: 376-84-1 Harmonized Tariff Code:  2916.12 Hazard Statements: …

  • 1,4-Oxathiane, 98+%

    Alfa Aesar

    Synonym(s): 1,4-Oxathiane Formula: C4H8OS Formula weight: 104.17 Purity: 98+% CAS Number: 15980-15-1 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2934.99 Hazard Statements: H226-H319 Flammable liquid and vapour. Causes serious eye…

  • n-Octane, 98+%

    Alfa Aesar

    Formula: CH3(CH2)6CH3 Formula weight: 114.23 Purity: 98+% CAS Number: 111-65-9 UN Number: UN1262 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if swallowed and…

  • Orange G, Electrophoresis Grade

    Alfa Aesar

    Synonym(s): C.I. 16230, Acid Orange 10 Formula: C16H10N2Na2O7S Formula weight: 452.38 CAS Number: 1936-15-8 Harmonized Tariff Code:  3204.12

  • ORP test solution, 200-275 mV

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Osmium(VIII) oxide, 99.8% (metals basis), Os 74.4% min

    Alfa Aesar

    Synonym(s): Osmic acid, Osmium tetroxide Formula: OsO4 Formula weight: 254.10 Purity: 99.8% (metals basis), Os 74.4% min CAS Number: 20816-12-0 UN Number: UN2471 Hazard Class: 6.1 Packing Group: I Harmonized Tariff Code:  2843.90 Hazard Statements: H300-H310-H330-H314 …

  • Oxalic acid, anhydrous, 98%

    Alfa Aesar

    Formula: C2H2O4 Formula weight: 90.04 Purity: 98% CAS Number: 144-62-7 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2917.11 Hazard Statements: H314-H302-H312 Causes severe skin burns and eye damage. Harmful if swallowed. Harmful in contact…

  • Orange G/blue dye (6X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…

  • O-Acetylsalicylic acid, 99%

    Alfa Aesar

    Synonym(s): 2-Acetoxybenzoic acid Formula: C9H8O4 Formula weight: 180.15 Purity: 99% CAS Number: 50-78-2 Harmonized Tariff Code:  2918.22 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Orange G loading dye (6X), glycerol based

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…

  • Octanoic acid, 98+%

    Alfa Aesar

    Synonym(s): Caprylic acid Formula: C8H16O2 Formula weight: 144.21 Purity: 98+% CAS Number: 124-07-2 UN Number: UN3265 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2915.90 Hazard Statements: H314-H318-H302 Causes severe skin burns and eye damage. Causes…

  • Oleyl alcohol, tech. 80-85%

    Alfa Aesar

    Synonym(s): cis-9-Octadecen-1-ol, cis-9-Octadecenyl alcohol Formula: C18H36O Formula weight: 268.48 Purity: tech. 80-85% CAS Number: 143-28-2 Harmonized Tariff Code:  2905.29 Hazard Statements: H315 Causes skin irritation. Precautionary Statements: …

  • n-Octacosane, 99%

    Alfa Aesar

    Formula: CH3(CH2)26CH3 Formula weight: 394.77 Purity: 99% CAS Number: 630-02-4 Harmonized Tariff Code:  2901.10

  • Orcein, for analysis

    Alfa Aesar

    CAS Number: 1400-62-0 Harmonized Tariff Code:  2934.99 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not eat, drink or smoke when using this product. IF SWALLOWED: Immediately call a POISON…

  • Oxalic acid dihydrate, 98%

    Alfa Aesar

    Formula: C2H2O4 2H2O Formula weight: 126.07 (90.04anhy) Purity: 98% CAS Number: 6153-56-6 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2917.11 Hazard Statements: H314-H302-H312 Causes severe skin burns and eye damage. Harmful if swallowed.…

  • 2-Octynoic acid, 98%

    Alfa Aesar

    Formula: CH3(CH2)4C CCO2H Formula weight: 140.18 Purity: 98% CAS Number: 5663-96-7 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2916.19 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. …

  • 2-Octanone, 98%

    Alfa Aesar

    Synonym(s): n-Hexyl methyl ketone Formula: CH3(CH2)5C(O)CH3 Formula weight: 128.22 Purity: 98% CAS Number: 111-13-7 Harmonized Tariff Code:  2914.19 Hazard Statements: H311-H227-H315-H319-H335 Toxic in contact with skin. Combustible liquid. Causes skin irritation. Causes serious…

  • 3-Oxo-3-(2-thienyl)propionitrile, 98%

    Alfa Aesar

    Synonym(s): 2-Thenoylacetonitrile Formula: C7H5NOS Formula weight: 151.19 Purity: 98% CAS Number: 33898-90-7 UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2934.99 Hazard Statements: H331-H302-H312-H315-H319-H335 Toxic if inhaled.…

  • Oxalyl chloride, 98%

    Alfa Aesar

    Formula: C2Cl2O2 Formula weight: 126.93 Purity: 98% CAS Number: 79-37-8 UN Number: UN2927 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2917.19 Hazard Statements: H331-H314-H318-H302 Toxic if inhaled. Causes severe skin burns and eye damage. Causes serious…

  • n-Octadecyltrichlorosilane, 95%, cont. 5-10% branched isomers

    Alfa Aesar

    Synonym(s): Trichlorooctadecylsilane, Stearyltrichlorosilane Formula: C18H37Cl3Si Formula weight: 387.94 Purity: 95%, cont. 5-10% branched isomers CAS Number: 112-04-9 UN Number: UN1800 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: …

  • n-Octadecane, 99%

    Alfa Aesar

    Formula: CH3(CH2)16CH3 Formula weight: 254.50 Purity: 99% CAS Number: 593-45-3 Harmonized Tariff Code:  2901.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride, 99+%

    Alfa Aesar

    Formula: C7H4F5NO HCl Formula weight: 249.57 Purity: 99+% CAS Number: 57981-02-9 Harmonized Tariff Code:  2928.00

  • 4-n-Octylphenol, 99%

    Alfa Aesar

    Formula: C14H22O Formula weight: 206.32 Purity: 99% CAS Number: 1806-26-4 UN Number: UN2430 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2907.13 Hazard Statements: H301-H314-H318-H361 Toxic if swallowed. Causes severe skin burns and eye damage. Causes…

  • Oil Red O

    Alfa Aesar

    Synonym(s): C.I. 26125, Solvent Red 27 Formula: C26H24N4O Formula weight: 408.51 CAS Number: 1320-06-5 Harmonized Tariff Code:  3204.19

  • n-Nonylzinc bromide, 0.5M in THF, packaged under Argon in resealable ChemSeal^t…

    Alfa Aesar

    Included Fees: C852B08 has a Large Barrier Bag fee included in the price. C852B09 has a Large Barrier Bag fee included in the price. To see the value of these fees, download our Fee List.

  • Orlistat, 98%

    Alfa Aesar

    Synonym(s): (-)-Tetrahydrolipstatin, Ro-18-0647 Formula: C29H53NO5 Formula weight: 495.73 Purity: 98% CAS Number: 96829-58-2 Harmonized Tariff Code:  2932.20

  • Oxone r, monopersulfate

    Alfa Aesar

    Synonym(s): Potassium peroxymonosulfate, Potassium monopersulfate triple salt Formula: 2KHSO5.KHSO4.K2SO4 Formula weight: 615.50 CAS Number: 70693-62-8 UN Number: UN3084 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2833.40 Hazard Statements: …

  • 1-Octanol, 99%

    Alfa Aesar

    Synonym(s): Capryl alcohol, n-Octyl alcohol Formula: C8H18O Formula weight: 130.23 Purity: 99% CAS Number: 111-87-5 Harmonized Tariff Code:  2905.16 Hazard Statements: H315-H319-H227 Causes skin irritation. Causes serious eye irritation. Combustible liquid. Precautionary…

  • Oxindole, 97+%

    Alfa Aesar

    Synonym(s): 2-Indolinone Formula: C8H7NO Formula weight: 133.15 Purity: 97+% CAS Number: 59-48-3 Harmonized Tariff Code:  2933.79 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly after handling. Do not…

  • 2-Oxazolidinone, 99%

    Alfa Aesar

    Synonym(s): 2-Oxazolidone Formula: C3H5NO2 Formula weight: 87.08 Purity: 99% CAS Number: 497-25-6 Harmonized Tariff Code:  2934.99

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