Reagents, C

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  • Cobalt(II) oxide, 99.995% (metals basis)

    Alfa Aesar

    Formula: CoO, may contain up to 10 Co3O4 Formula weight: 74.93 Purity: 99.995% (metals basis) CAS Number: 1307-96-6 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2822.00 Hazard Statements: H351-H302-H317 Suspected of causing cancer.…

  • Copper(II) nitrate hemi(pentahydrate), ACS, 98.0-102.0%

    Alfa Aesar

    Synonym(s): Cupric nitrate hemi(pentahydrate) Formula: CuN2O6 2.5H2O Formula weight: 232.59 (187.55anhy) Purity: 98.0-102.0% CAS Number: 19004-19-4 UN Number: UN3085 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: …

  • Cobalt(II) stearate, Co 9-10%

    Alfa Aesar

    Formula: C36H70CoO4 Formula weight: 625.89 CAS Number: 1002-88-6 Harmonized Tariff Code:  2915.70 Hazard Statements: H334-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. Precautionary Statements: …

  • Cadmium chloride, ultra dry, 99.996% (metals basis)

    Alfa Aesar

    Formula: CdCl2 Formula weight: 183.32 Purity: 99.996% (metals basis) CAS Number: 10108-64-2 UN Number: UN2570 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H301-H330-H340-H350-H360-H372 Toxic if swallowed. Fatal if inhaled. May…

  • Calcium carbonate, Puratronic r, 99.997% (metals basis)

    Alfa Aesar

    Formula: CaCO3 Formula weight: 100.09 Purity: 99.997% (metals basis) CAS Number: 471-34-1 Harmonized Tariff Code:  2836.50

  • 1-Chlorobutane, HPLC Grade, 99.5+%

    Alfa Aesar

    Synonym(s): n-Butyl chloride Formula: CH3(CH2)3Cl Formula weight: 92.57 Purity: 99.5+% CAS Number: 109-69-3 UN Number: UN1127 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2903.19 Hazard Statements: H225 Highly flammable liquid and vapour. Precautionary…

  • Chloroform, HPLC Grade, 99.5+% min, stab. with amylene

    Alfa Aesar

    Formula: CHCl3 Formula weight: 119.38 Purity: 99.5+% min, stab. with amylene CAS Number: 67-66-3 UN Number: UN1888 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2903.13 Hazard Statements: H351-H373-H302-H315 Suspected of causing cancer. May cause damage to…

  • Cobalt oxide, typically 3.4-4.5%, Molybdenum oxide typically 11.5-14.5% on…

    Alfa Aesar

    Purity: typically 3.4-4.5%, Molybdenum oxide typically 11.5-14.5% on alumina Harmonized Tariff Code:  3815.19 Hazard Statements: H317 May cause an allergic skin reaction.

  • Cerium(III) oxalate hydrate, REacton r, 99.9% (REO)

    Alfa Aesar

    Formula: Ce2(C2O4)3 xH2O Formula weight: 544.29(anhy) Purity: 99.9% (REO) CAS Number: 15750-47-7 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2846.10 Hazard Statements: H302-H312 Harmful if swallowed. Harmful in contact with skin. …

  • Chlorobenzene, Spectrophotometric Grade, 99.9%

    Alfa Aesar

    Formula: C6H5Cl Formula weight: 112.56 Purity: 99.9% CAS Number: 108-90-7 UN Number: UN1134 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2903.91 Hazard Statements: H226-H332 Flammable liquid and vapour. Harmful if inhaled. Precautionary Statements: …

  • Cyclohexane, ACS, 99+%

    Alfa Aesar

    Formula: C6H12 Formula weight: 84.16 Purity: 99+% CAS Number: 110-82-7 UN Number: UN1145 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2902.11 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if swallowed and enters…

  • Copper(II) ethoxide, 98%

    Alfa Aesar

    Formula: C4H10CuO2 Formula weight: 153.67 Purity: 98% CAS Number: 2850-65-9 UN Number: UN3181 Hazard Class: 4.1

  • Cesium iodide, ultra dry, 99.998% (metals basis)

    Alfa Aesar

    Formula: CsI Formula weight: 259.81 Purity: 99.998% (metals basis) CAS Number: 7789-17-5 Harmonized Tariff Code:  2827.60 Risk Phrases: 22-36/37/38 Harmful if swallowed. Irritating to eyes, respiratory system and skin. Safety Phrases: 26-36/37 In case of contact with eyes,…

  • Cesium nitrate, 99.99% (metals basis)

    Alfa Aesar

    Formula: CsNO3 Formula weight: 194.91 Purity: 99.99% (metals basis) CAS Number: 7789-18-6 UN Number: UN1451 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation.…

  • Chlorobenzene, ACS, 99.5%

    Alfa Aesar

    Formula: C6H5Cl Formula weight: 112.56 Purity: 99.5% CAS Number: 108-90-7 UN Number: UN1134 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2903.91 Hazard Statements: H226-H332 Flammable liquid and vapour. Harmful if inhaled. Precautionary Statements: …

  • Cyclohexyldiphenylphosphine, 98%

    Alfa Aesar

    Formula: C18H21P Formula weight: 268.34 Purity: 98% CAS Number: 6372-42-5 Harmonized Tariff Code:  2931.90

  • Carbon, activated, -20+40 mesh

    Alfa Aesar

    CAS Number: 7440-44-0 Harmonized Tariff Code:  3802.10

  • Chloroform-d, 99.8% (Isotopic), contains 1% v/v TMS

    Alfa Aesar

    Formula: CDCl3 Formula weight: 120.38 Purity: 99.8% (Isotopic), contains 1% v/v TMS CAS Number: 865-49-6 UN Number: UN1888 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2845.90 Risk Phrases: 22-38-40-48/20/22 Harmful if swallowed. Irritating to skin.…

  • Copper(II) acetate, anhydrous

    Alfa Aesar

    Formula: Cu(OOCCH3)2 Formula weight: 181.63 CAS Number: 142-71-2 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2915.29 Hazard Statements: H318-H302 Causes serious eye damage. Harmful if swallowed. Precautionary Statements: …

  • Cadmium telluride, 99.999% (metals basis)

    Alfa Aesar

    Formula: CdTe Formula weight: 240.00 Purity: 99.999% (metals basis) CAS Number: 1306-25-8 UN Number: UN3077 Hazard Class:

  • Copper(I) chloride, 99.999% (metals basis)

    Alfa Aesar

    Formula: CuCl Formula weight: 98.99 Purity: 99.999% (metals basis) CAS Number: 7758-89-6 UN Number: UN2802 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: …

  • Calcium phosphate tribasic, 34-40% Ca

    Alfa Aesar

    Synonym(s): Calcium phosphate hydroxide, Hydroxylapatite Formula: Ca10(OH)2(PO4)6 (approximate) Formula weight: 1004.67 CAS Number: 12167-74-7 Harmonized Tariff Code:  2835.26 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Copper(II) chloride, anhydrous, 98% min

    Alfa Aesar

    Formula: CuCl2 Formula weight: 134.45 Purity: 98% min CAS Number: 7447-39-4 UN Number: UN2802 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H301-H314-H318 Toxic if swallowed. Causes severe skin burns and eye damage. Causes serious…

  • Chromium(III) chloride, anhydrous, 99.9% (metals basis)

    Alfa Aesar

    Formula: CrCl3 Formula weight: 158.35 Purity: 99.9% (metals basis) CAS Number: 10025-73-7 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H301-H330-H334-H314-H318-H317 Toxic if swallowed. Fatal if inhaled. May cause…

  • Calcium aluminum oxide, 99% (metals basis)

    Alfa Aesar

    Synonym(s): Calcium aluminate Formula: CaAl2O4 Formula weight: 158.02 Purity: 99% (metals basis) CAS Number: 12042-68-1 Harmonized Tariff Code:  2841.90

  • 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.…

  • Cobalt(II) nitrate hexahydrate, ACS, 98.0-102.0%

    Alfa Aesar

    Formula: Co(NO3)2 6H2O Formula weight: 291.04 (182.94anhy) Purity: 98.0-102.0% 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…

  • Cerium(III) phosphate, 99% min

    Alfa Aesar

    Formula: CeO4P Formula weight: 235.09 Purity: 99% min CAS Number: 13454-71-2 Harmonized Tariff Code:  2846.10

  • Chloro(1,5-cyclooctadiene)iridium(I) dimer, Ir 57.2%

    Alfa Aesar

    Synonym(s): Bis(1,5-cyclooctadiene)diiridium(I) dichloride Formula: C16H24Cl2Ir2 Formula weight: 671.71 CAS Number: 12112-67-3 Harmonized Tariff Code:  2843.90

  • cis-4-(Boc-amino)cyclohexanecarboxaldehyde, 97%

    Alfa Aesar

    Synonym(s): tert-Butyl cis-4-formylcyclohexylcarbamate Formula: C12H21NO3 Formula weight: 227.3 Purity: 97% CAS Number: 181308-56-5 Harmonized Tariff Code:  2924.29 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of…

  • Calcium bromide hydrate, 99.999% (metals basis)

    Alfa Aesar

    Formula: CaBr2 xH2O Formula weight: 199.90(anhy) Purity: 99.999% (metals basis) CAS Number: 71626-99-8 Harmonized Tariff Code:  2827.59 <

  • Copper(II) gluconate

    Alfa Aesar

    Formula: [HOCH2[CH(OH)]4CO2]2Cu Formula weight: 453.85 CAS Number: 527-09-3 Harmonized Tariff Code:  2918.16

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