Alfa Aesar

Reagents, C, Alfa Aesar

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  • (1S)-(+)-Camphor-10-sulfonyl chloride, 97%

    Alfa Aesar

    Formula: C10H15ClO3S Formula weight: 250.74 Purity: 97% CAS Number: 21286-54-4 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2914.70 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. …

  • Chitosan, 85% deacetylated

    Alfa Aesar

    Synonym(s): Poly(D-glucosamine), Deacetylated chitin Purity: 85% deacetylated CAS Number: 9012-76-4 Harmonized Tariff Code:  3913.90

  • 2-Chloropropane, 99%

    Alfa Aesar

    Synonym(s): Isopropyl chloride Formula: C3H7Cl Formula weight: 78.54 Purity: 99% CAS Number: 75-29-6 UN Number: UN2356 Hazard Class: 3 Packing Group: I Harmonized Tariff Code:  2903.19 Hazard Statements: H224-H301-H311-H332 Extremely flammable liquid and vapour. Toxic…

  • Cobalt(II) acetate tetrahydrate, 98%

    Alfa Aesar

    Formula: C4H6CoO4 4H2O Formula weight: 249.08 (177.02anhy) Purity: 98% CAS Number: 6147-53-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H334-H350-H360-H341-H302-H317 May cause allergy or asthma symptoms or…

  • Chloramine-T trihydrate, ACS, 98.0-103.0%

    Alfa Aesar

    Formula: CH3C6H4SO2N(Cl)Na 3H2O Formula weight: 281.69 (227.67anhy) Purity: 98.0-103.0% CAS Number: 7080-50-4 UN Number: UN3263 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2935.00 Hazard Statements: H301-H334-H314-H318 Toxic if swallowed. May cause allergy…

  • Cesium chloride, 99.999+% (metals basis)

    Alfa Aesar

    Formula: CsCl Formula weight: 168.36 Purity: 99.999+% (metals basis) CAS Number: 7647-17-8 Harmonized Tariff Code:  2827.39

  • Calcium carbonate, ACS, low in alkalies, 99.0% min

    Alfa Aesar

    Formula: CaCO3 Formula weight: 100.09 Purity: 99.0% min CAS Number: 471-34-1 Harmonized Tariff Code:  2836.50

  • Carbenicillin disodium salt

    Alfa Aesar

    Formula: C17H16N2Na2O6S Formula weight: 422.36 CAS Number: 4800-94-6 Harmonized Tariff Code:  2941.10 Hazard Statements: H334-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. Precautionary Statements: …

  • Caffeine, 99.7%

    Alfa Aesar

    Formula: C8H10N4O2 Formula weight: 194.19 Purity: 99.7% CAS Number: 58-08-2 UN Number: UN1544 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2939.30 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a …

  • Catechol Violet

    Alfa Aesar

    Synonym(s): Pyrocatechol sulfonephthalein, Pyrocatechol Violet Formula: C19H14O7S Formula weight: 386.38 CAS Number: 115-41-3 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Calcium hypochlorite, tech.

    Alfa Aesar

    Synonym(s): Bleaching powder Formula: CaCl2O2 Formula weight: 142.98 CAS Number: 7778-54-3 UN Number: UN1748 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2828.10 Hazard Statements: H272-H314-H302 May intensify fire; oxidizer. Causes severe skin burns and…

  • Creatinine, 98%

    Alfa Aesar

    Synonym(s): 2-Imino-1-methylimidazolidin-4-one Formula: C4H7N3O Formula weight: 113.12 Purity: 98% CAS Number: 60-27-5 Harmonized Tariff Code:  2933.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Curcumin, 95% (total curcuminoid content), from Turmeric rhizome

    Alfa Aesar

    Synonym(s): 1,7-Bis(4-hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione, C.I. 75300 Formula: C21H20O6 Formula weight: 368.39 Purity: 95% (total curcuminoid content), from Turmeric rhizome CAS Number: 458-37-7 Harmonized Tariff Code:  3203.00 Hazard Statements: H315-H319-H335 …

  • Calmagite, indicator grade

    Alfa Aesar

    Synonym(s): 3-Hydroxy-4-(2-hydroxy-5-methylphenylazo)-1-naphthalenesulfonic acid Formula: C17H14N2O5S Formula weight: 358.37 CAS Number: 3147-14-6 Harmonized Tariff Code:  2927.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Citric acid, 99+%

    Alfa Aesar

    Formula: C6H8O7 Formula weight: 192.13 Purity: 99+% CAS Number: 77-92-9 Harmonized Tariff Code:  2918.14 Hazard Statements: H318-H335-H315 Causes serious eye damage. May cause respiratory irritation. Causes skin irritation. Precautionary Statements: …

  • Calcium sulfate, anhydrous, 99%

    Alfa Aesar

    Formula: CaO4S Formula weight: 136.14 Purity: 99% CAS Number: 7778-18-9 Harmonized Tariff Code:  2833.29 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: P280-P305+P351+P338-P362-P321-P332+P313-P337+P313 Wear…

  • Cadmium nitrate tetrahydrate, 98.5% min

    Alfa Aesar

    Formula: Cd(NO3)2 4H2O Formula weight: 308.47 (236.41anhy) Purity: 98.5% min CAS Number: 10022-68-1 UN Number: UN3087 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2834.29 Hazard Statements: H350-H272-H302-H312-H332 May cause cancer. May intensify fire;…

  • Cumene, 99%

    Alfa Aesar

    Synonym(s): Isopropylbenzene, 2-Phenylpropane Formula: C9H12 Formula weight: 120.20 Purity: 99% CAS Number: 98-82-8 UN Number: UN1918 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2902.70 Hazard Statements: H330-H304-H226-H302-H335 Fatal if inhaled. May be…

  • Choline chloride, 98+%

    Alfa Aesar

    Synonym(s): (2-Hydroxyethyl)trimethylammonium chloride Formula: HOCH2CH2N(CH3)3Cl Formula weight: 139.63 Purity: 98+% CAS Number: 67-48-1 Harmonized Tariff Code:  2923.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Cerium powder, -200 mesh, 99.9% (REO)

    Alfa Aesar

    Formula: C6H4BrFZn Formula weight: 240.38 CAS Number: 181705-93-1 UN Number: UN3399 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H261-H314-H351-H335 Highly flammable liquid and vapour. In contact with water releases flammable…

  • Chlorogenic acid

    Alfa Aesar

    Synonym(s): 3-(3,4-Dihydroxycinnamoyl)quinic acid, 1,3,4,5-Tetrahydroxycyclohexanecarboxylic acid 3-(3,4-dihydroxycinnamate) Formula: C16H18O9 Formula weight: 354.31 CAS Number: 327-97-9 Harmonized Tariff Code:  2918.99

  • m-Cresol, 99%

    Alfa Aesar

    Synonym(s): 3-Methylphenol Formula: C7H8O Formula weight: 108.14 Purity: 99% CAS Number: 108-39-4 UN Number: UN2076 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2907.12 Hazard Statements: H301-H311-H314-H318-H227 Toxic if swallowed. Toxic in contact with…

  • Cobalt(II) sulfide, 99.5% (metals basis)

    Alfa Aesar

    Formula: CoS (generally Co6S5 and/or Co4S3) Formula weight: 91.00 Purity: 99.5% (metals basis) CAS Number: 1317-42-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2830.90 Hazard Statements: H317 May cause an allergic skin reaction. …

  • Cholesteryl nonanoate

    Alfa Aesar

    Synonym(s): Cholesteryl pelargonate, Nonanoic acid cholesteryl ester Formula: C36H62O2 Formula weight: 526.89 CAS Number: 1182-66-7 Harmonized Tariff Code:  2915.90

  • Cobalt(II) nitrate hexahydrate, 97.7% min

    Alfa Aesar

    Formula: Co(NO3)2 6H2O Formula weight: 291.04 (182.94anhy) Purity: 97.7% min CAS Number: 10026-22-9 UN Number: UN1477 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H334-H350-H360-H341-H317 May intensify fire; oxidizer. May…

  • Copper(II) sulfate, anhydrous, 98%

    Alfa Aesar

    Synonym(s): Cupric sulfate anhydrous Formula: CuO4S Formula weight: 159.60 Purity: 98% CAS Number: 7758-98-7 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2833.25 Hazard Statements: H302-H315-H319 Harmful if swallowed. Causes skin…

  • Cobalt(II,III) oxide

    Alfa Aesar

    Formula: Co3O4 Formula weight: 240.80 CAS Number: 1308-06-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2822.00 Risk Phrases: 40-43-50/53 Possible risk of irreversible effects. May cause sensitisation by skin contact. Very toxic to aquatic…

  • Cobalt(II) 2,4-pentanedionate

    Alfa Aesar

    Synonym(s): Cobalt(II) acetylacetonate, Bis(acetylacetonato)cobalt(II) Formula: C10H14CoO4 Formula weight: 257.14 CAS Number: 14024-48-7 Harmonized Tariff Code:  2914.19 Hazard Statements: H301-H334-H315-H319-H317-H335 Toxic if swallowed. May cause allergy or asthma symptoms or…

  • Copper(II) acetate monohydrate, ACS, 98.0-102.0%

    Alfa Aesar

    Formula: C4H6CuO4 H2O Formula weight: 199.65 (181.64anhy) Purity: 98.0-102.0% CAS Number: 6046-93-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation.…

  • Chromium powder, -100 mesh, 99% (metals basis)

    Alfa Aesar

    Purity: 99% (metals basis) CAS Number: 7440-47-3 UN Number: UN3089 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  8112.21 Hazard Statements: H228-H351 Flammable solid. Suspected of causing cancer. Precautionary Statements: P210-P280-P281-P308+P313-P405-P501a …

  • Chromium powder, -200 mesh, 99.95% (metals basis)

    Alfa Aesar

    Purity: 99.95% (metals basis) CAS Number: 7440-47-3 UN Number: UN3089 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  8112.21 Hazard Statements: H228-H351 Flammable solid. Suspected of causing cancer. Precautionary Statements: P210-P280-P281-P308+P313-P405-P501a…

  • Cyclopentane, HPLC Grade

    Alfa Aesar

    Formula: C5H10 Formula weight: 70.14 CAS Number: 287-92-3 UN Number: UN1146 Hazard Class: 3 Packing Group: II

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