Alfa Aesar

Reagents, S, Alfa Aesar

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  • Sodium methoxide, ca 30% w/w in methanol

    Alfa Aesar

    Synonym(s): Sodium methylate Formula: CH3ONa Formula weight: 54.02 CAS Number: 124-41-4 UN Number: UN1289 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H225-H301-H311-H331-H370-H314 Highly flammable liquid and vapour. Toxic if…

  • Sodium peroxide, 95%

    Alfa Aesar

    Synonym(s): Sodium dioxide, Sodium superoxide Formula: Na2O2 Formula weight: 77.98 Purity: 95% CAS Number: 1313-60-6 UN Number: UN1504 Hazard Class: 5.1 Packing Group: I Harmonized Tariff Code:  2815.30 Hazard Statements: H271-H314 May cause fire or explosion; strong…

  • Sodium phosphate, tribasic, anhydrous, tech.

    Alfa Aesar

    Synonym(s): Trisodium phosphate Formula: Na3O4P Formula weight: 163.94 CAS Number: 7601-54-9 UN Number: UN3262 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2835.29 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye…

  • Sodium tetraborate, anhydrous, 99.5% (metals basis)

    Alfa Aesar

    Synonym(s): Borax, anhydrous, Sodium borate (tetra) Formula: B4Na2O7 Formula weight: 201.22 Purity: 99.5% (metals basis) CAS Number: 1330-43-4 Harmonized Tariff Code:  2840.11 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: …

  • Salbutamol sulfate, 99%

    Alfa Aesar

    Synonym(s): Albuterol sulfate, alpha-[(tert-Butylamino)methyl]-4-hydroxy-1,3-benzenedimethanol sulfate Formula: C26H42N2O6 H2SO4 Formula weight: 576.70 Purity: 99% CAS Number: 51022-70-9 Harmonized Tariff Code:  2922.50 Hazard Statements: H302 Harmful if…

  • Sodium hydroxide, 10.0N Standardized Solution

    Alfa Aesar

    Formula: NaOH Formula weight: 40.00 CAS Number: 1310-73-2 UN Number: UN1824 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2815.12 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: …

  • Sodium 1-heptanesulfonate monohydrate, 99%

    Alfa Aesar

    Synonym(s): 1-Heptanesulfonic acid sodium salt monohydrate Formula: C7H15NaO3S H2O Formula weight: 220.26 (202.24anhy) Purity: 99% CAS Number: 207300-90-1 Harmonized Tariff Code:  2904.10

  • Sulfanilic acid, 98+%

    Alfa Aesar

    Synonym(s): 4-Aminobenzenesulfonic acid Formula: C6H7NO3S Formula weight: 173.19 Purity: 98+% CAS Number: 121-57-3 Harmonized Tariff Code:  2921.42 Hazard Statements: H315-H319-H317 Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction. …

  • Sodium 1-hexanesulfonate monohydrate, 99%

    Alfa Aesar

    Synonym(s): 1-Hexanesulfonic acid sodium salt monohydrate Formula: C6H13NaO3S H2O Formula weight: 206.24 (188.22anhy) Purity: 99% CAS Number: 207300-91-2 Harmonized Tariff Code:  2904.10

  • Sodium hydride, 57-63% oil dispersion

    Alfa Aesar

    Formula: HNa Formula weight: 24.00 CAS Number: 7646-69-7 UN Number: UN1427 Hazard Class: 4.3 Packing Group: I Harmonized Tariff Code:  2850.00 Hazard Statements: H260 In contact with water releases flammable gases which may ignite spontaneously. Precautionary Statements: …

  • Sodium salicylate, 99%

    Alfa Aesar

    Synonym(s): Salicylic acid sodium salt, Sodium 2-hydroxybenzoate Formula: C7H5NaO3 Formula weight: 160.11 Purity: 99% CAS Number: 54-21-7 Harmonized Tariff Code:  2918.21 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye…

  • Silica, standard solution, Specpure r, SiO{2} 1000µg/ml

    Alfa Aesar

    Formula: Na2SiO3 in H2O Harmonized Tariff Code:  3822.00

  • Silicic acid hydrate

    Alfa Aesar

    Formula: SiO2 xH2O Formula weight: 60.09(anhy) CAS Number: 1343-98-2 Harmonized Tariff Code:  2811.19 Hazard Statements: H373 May cause damage to organs through prolonged or repeated exposure. Precautionary Statements: P260-P314-P501a Do not breathe…

  • Sodium acetate, anhydrous, 99%

    Alfa Aesar

    Synonym(s): Acetic acid sodium salt Formula: C2H3NaO2 Formula weight: 82.03 Purity: 99% CAS Number: 127-09-3 Harmonized Tariff Code:  2915.29

  • Sodium chloroacetate, 98%

    Alfa Aesar

    Synonym(s): Chloroacetic acid sodium salt Formula: C2H2ClNaO2 Formula weight: 116.48 Purity: 98% CAS Number: 3926-62-3 UN Number: UN2659 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2915.40 Hazard Statements: H301-H315 Toxic if swallowed. Causes skin…

  • Sodium Chloride, ACS, 99.0% min

    Alfa Aesar

    Formula: NaCl Formula weight: 58.44 Purity: 99.0% min CAS Number: 7647-14-5 Harmonized Tariff Code:  2501.00 Risk Phrases: 36 Irritating to eyes. Safety Phrases: 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

  • Sodium hydroxide, 40% w/v aq. soln.

    Alfa Aesar

    Formula: NaOH Formula weight: 40.00 CAS Number: 1310-73-2 UN Number: UN1824 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2815.12 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: …

  • Silver chloride, ultra dry, 99.997% (metals basis)

    Alfa Aesar

    Formula: AgCl Formula weight: 143.32 Purity: 99.997% (metals basis) CAS Number: 7783-90-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2843.29 Hazard Statements: H290 May be corrosive to metals. Precautionary Statements: P234-P390-P406 …

  • Sodium metatungstate monohydrate

    Alfa Aesar

    Synonym(s): Sodium tungstate (meta), Sodium polytungstate Formula: Na6O39W12 H2O Formula weight: 2986.13 (2968.12anhy) CAS Number: 12141-67-2 Harmonized Tariff Code:  2841.80 Hazard Statements: H318-H302 Causes serious eye damage. Harmful if swallowed. Precautionary Statements: …

  • Sulfuric acid, 1.0N Standardized Solution

    Alfa Aesar

    Formula: H2SO4 Formula weight: 98.08 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2807.00 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

  • Sodium hexachloropalladate(IV) hydrate, 99.9% (metals basis)

    Alfa Aesar

    Formula: Cl6Na2Pd xH2O Formula weight: 365.10(anhy) Purity: 99.9% (metals basis) CAS Number: 53823-60-2 Harmonized Tariff Code:  2843.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Stainless Steel gauze, 20 mesh woven from 0.382mm (0.015in) dia wire, Type 304

    Alfa Aesar

    Formula: Fe Cr Ni 70 19 11 wt Harmonized Tariff Code:  7314.14 Risk Phrases: 40-43 Possible risk of irreversible effects. May cause sensitisation by skin contact. Safety Phrases: 36/37 Wear suitable protective clothing and gloves.

  • Sodium thiosulfate, 0.1N Standardized Solution

    Alfa Aesar

    Formula: Na2O3S2 Formula weight: 158.10 CAS Number: 7772-98-7 Harmonized Tariff Code:  2832.30

  • Sulfurous acid, ACS, 6.0% SO{2} min

    Alfa Aesar

    Synonym(s): Sulfur dioxide solution Formula: H2SO3 Formula weight: 82.08 CAS Number: 7782-99-2 UN Number: UN1833 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2811.19 Hazard Statements: H314-H318-H332 Causes severe skin burns and eye damage. Causes serious eye…

  • Sodium metavanadate, typically 96%, V 38% min

    Alfa Aesar

    Synonym(s): Sodium vanadate (meta), Sodium vanadium oxide Formula: NaO3V Formula weight: 121.93 Purity: typically 96%, V 38% min CAS Number: 13718-26-8 UN Number: UN3285 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2841.90 Hazard Statements: …

  • Silica gel 60, 0.060-0.2mm (70-230 mesh)

    Alfa Aesar

    CAS Number: 7631-86-9 Harmonized Tariff Code:  2811.22 Hazard Statements: H373 May cause damage to organs through prolonged or repeated exposure. Precautionary Statements: P260-P314-P501a Do not breathe dust/fume/gas/mist/vapours/spray. Get medical advice/attention if you feel unwell.…

  • Silica gel desiccant, -3+8 Mesh Granules

    Alfa Aesar

    CAS Number: 7631-86-9 Harmonized Tariff Code:  2811.22

  • Sodium nitrite, 0.1M Standardized Solution

    Alfa Aesar

    Formula: NNaO2 Formula weight: 69.00 CAS Number: 7632-00-0 Harmonized Tariff Code:  2834.10

  • Sodium fluoride, ACS, 99% min

    Alfa Aesar

    Formula: NaF Formula weight: 41.99 Purity: 99% min CAS Number: 7681-49-4 UN Number: UN1690 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2826.19 Hazard Statements: H301-H315-H319 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. …

  • Sodium aluminum oxide, tech.

    Alfa Aesar

    Synonym(s): Sodium aluminate Formula: Al2O3.Na2O Formula weight: 163.94 CAS Number: 1302-42-7 UN Number: UN2812 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2841.90 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye…

  • Sodium carbonate decahydrate, 99+%

    Alfa Aesar

    Formula: CNa2O3 10H2O Formula weight: 286.14 (105.99anhy) Purity: 99+% CAS Number: 6132-02-1 Harmonized Tariff Code:  2836.20 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective…

  • Sorbic acid, 99%

    Alfa Aesar

    Synonym(s): Hexa-2,4-dienoic acid Formula: C6H8O2 Formula weight: 112.13 Purity: 99% CAS Number: 110-44-1 Harmonized Tariff Code:  2916.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

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