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  • 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. …

  • 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…

  • Casein Peptone

    Alfa Aesar

    Synonym(s): Peptones, casein CAS Number: 91079-40-2 Harmonized Tariff Code:  3504.00

  • Citric acid, anhydrous, ACS, 99.5+%

    Alfa Aesar

    Formula: C6H8O7 Formula weight: 192.13 Purity: 99.5+% 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: …

  • 1,1'-Carbonyldiimidazole, 97%

    Alfa Aesar

    Synonym(s): CDI Formula: C7H6N4O Formula weight: 162.15 Purity: 97% CAS Number: 530-62-1 UN Number: UN3263 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2933.29 Hazard Statements: H301-H314-H318 Toxic if swallowed. Causes severe skin burns and eye damage.…

  • Chloramphenicol, 99+%

    Alfa Aesar

    Synonym(s): Chloromycetin CAS Number: 56-75-7 MDL: MFCD00078159 EINECS: 200-287-4 Formula: C11H12Cl2N2O5 Formula Weight: 323.14 Melting Point: 149-152° Optical Rotation: +19° (c=6 in…

  • 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…

  • 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…

  • 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 …

  • o-Cresol, 98+%

    Alfa Aesar

    Synonym(s): 2-Methylphenol Formula: C7H8O Formula weight: 108.14 Purity: 98+% CAS Number: 95-48-7 UN Number: UN3455 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2907.12 Hazard Statements: H301-H311-H314-H318 Toxic if swallowed. Toxic in contact with…

  • Cerium(IV) oxide, 99.9% (metals basis)

    Alfa Aesar

    Formula: CeO2 Formula weight: 172.12 Purity: 99.9% (metals basis) CAS Number: 1306-38-3 Harmonized Tariff Code:  2846.10 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly after handling. Do not eat, drink or…

  • 5-Chloro-2-methoxyphenylmagnesium bromide, 0.50M in 2-MeTHF

    Alfa Aesar

    Formula: C7H6BrClMgO Formula weight: 245.79 CAS Number: 419535-75-4 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H314 Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Precautionary…

  • Copper(II) sulfate, anhydrous, Reagent Grade

    Alfa Aesar

    Formula: CuO4S Formula weight: 159.60 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 irritation. Causes serious eye irritation. Precautionary…

  • Cytochrome C, equine heart, 90+%

    Alfa Aesar

    Purity: 90+% CAS Number: 9007-43-6 Harmonized Tariff Code:  3504.00

  • Cadmium sulfate hydrate, 98%

    Alfa Aesar

    Formula: 3CdSO4 xH2O (x^=1) Formula weight: 208.46(anhy) Purity: 98% CAS Number: 15244-35-6 UN Number: UN2570 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2833.29 Hazard Statements: H301-H330-H340-H350-H360-H372 Toxic if swallowed. Fatal if inhaled. May…

  • Calcium sulfate dihydrate, 99%

    Alfa Aesar

    Formula: CaSO4 2H2O Formula weight: 172.17 (136.14anhy) Purity: 99% CAS Number: 10101-41-4 Harmonized Tariff Code:  2833.29

  • Calcium carbonate, 99.5% (metals basis)

    Alfa Aesar

    Formula: CaCO3 Formula weight: 100.09 Purity: 99.5% (metals basis) CAS Number: 471-34-1 Harmonized Tariff Code:  2836.50

  • Calconcarboxylic acid, 94% (dry wt.), water <10%

    Alfa Aesar

    Synonym(s): 3-Hydroxy-4-(2-hydroxy-4-sulfo-1-naphthylazo)-2-naphthalenecarboxylic acid, Patton and Reeder's Reagent Formula: C21H14N2O7S Formula weight: 438.42 Purity: 94% (dry wt.), water CAS Number: 3737-95-9 Harmonized Tariff Code:  2927.00 Hazard Statements: H315-H319-H335 …

  • Calcium glycerophosphate hydrate, 97%

    Alfa Aesar

    Synonym(s): Glycerophosphoric acid calcium salt hydrate Formula: C3H7CaO6P xH2O Formula weight: 210.15(anhy) Purity: 97% CAS Number: 28917-82-0 Harmonized Tariff Code:  2919.90

  • Congo Red, indicator grade

    Alfa Aesar

    Synonym(s): C.I. 22120 Formula: C32H22N6Na2O6S2 Formula weight: 696.67 CAS Number: 573-58-0 Harmonized Tariff Code:  3204.14 Hazard Statements: H350-H361 May cause cancer. Suspected of damaging fertility or the unborn child. Precautionary Statements: …

  • Chlorodi(1-naphthyl)phosphine, 95%

    Alfa Aesar

    Synonym(s): Di(1-naphthyl)chlorophosphine Formula: C20H14ClP Formula weight: 320.76 Purity: 95% CAS Number: 36042-99-6 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H314-H318 Causes severe skin burns and eye…

  • Calcium chloride, anhydrous, 93%

    Alfa Aesar

    Formula: CaCl2 Formula weight: 110.99 Purity: 93% CAS Number: 10043-52-4 Harmonized Tariff Code:  2827.20 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye…

  • 4-Chloro-2-(trifluoromethyl)phenylacetic acid, 97%

    Alfa Aesar

    Formula: C9H6ClF3O2 Formula weight: 238.59 Purity: 97% CAS Number: 601513-31-9 Harmonized Tariff Code:  2916.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

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

    Alfa Aesar

    Formula: Cl2Co 6H2O Formula weight: 237.93 (129.84anhy) Purity: 98.0-102.0% CAS Number: 7791-13-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H334-H350-H360-H341-H302-H317 May cause allergy or asthma symptoms or…

  • Creatine monohydrate, 99%

    Alfa Aesar

    Synonym(s): N-Amidinosarcosine monohydrate Formula: C4H9N3O2 H2O Formula weight: 149.15 (131.13anhy) Purity: 99% CAS Number: 6020-87-7 Harmonized Tariff Code:  2925.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Crystal Violet

    Alfa Aesar

    Synonym(s): Basic Violet 3, C.I. 42555 Formula: C25H30ClN3 Formula weight: 407.99 CAS Number: 548-62-9 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  3204.13 Hazard Statements: H318-H351-H302 Causes serious eye damage. Suspected of causing…

  • Cyanide, standard solution, Specpure r, CN - 1000µg/ml

    Alfa Aesar

    Formula: KCN in 0.1 NaOH Harmonized Tariff Code:  3822.00 Hazard Statements: H301-H311-H332 Toxic if swallowed. Toxic in contact with skin. Harmful if inhaled. Precautionary Statements: P261-P280-P301+P310-P361-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray. Wear…

  • 4'-Chloroacetanilide, 98+%

    Alfa Aesar

    Formula: C8H8ClNO Formula weight: 169.61 Purity: 98+% CAS Number: 539-03-7 Harmonized Tariff Code:  2924.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Chlorodimethylvinylsilane, 97%

    Alfa Aesar

    Synonym(s): Dimethylvinylchlorosilane, Vinyldimethylchlorosilane Formula: C4H9ClSi Formula weight: 120.66 Purity: 97% CAS Number: 1719-58-0 UN Number: UN2985 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H314-H318 Highly…

  • Chromium(III) oxide, 98+%

    Alfa Aesar

    Formula: Cr2O3 Formula weight: 151.99 Purity: 98+% CAS Number: 1308-38-9 Harmonized Tariff Code:  2819.90 Risk Phrases: 20/22-43 Harmful by inhalation and if swallowed. May cause sensitisation by skin contact. Safety Phrases: 9-24-37 Keep container in a well ventilated place.…

  • Copper(II) hydroxide, tech. 94%, stab.

    Alfa Aesar

    Formula: H2CuO2 Formula weight: 97.55 Purity: tech. 94%, stab. CAS Number: 20427-59-2 Harmonized Tariff Code:  2825.50 Hazard Statements: H318-H302-H335-H315 Causes serious eye damage. Harmful if swallowed. May cause respiratory irritation. Causes skin irritation. Precautionary…

  • Copper(II) chloride dihydrate, ACS, 99+%

    Alfa Aesar

    Formula: CuCl2 2H2O Formula weight: 170.48 (134.45anhy) Purity: 99+% CAS Number: 10125-13-0 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.…

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