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  • Silver Nitrate, ACS, 99.9+% (metals basis)

    Alfa Aesar

    CAS Number: 7761-88-8 MDL: MFCD00003414 EINECS: 231-853-9 Formula: AgNO3 Formula Weight: 169.87 Form: Crystalline Melting Point: 212° Flash Point: None Density: 4.352 Sensitivity: Light Sensitive Solubility: …

  • Sodium hexametaphosphate, tech.

    Alfa Aesar

    Synonym(s): Sodium metaphosphate Formula: Na6O18P6 Formula weight: 611.77 CAS Number: 10124-56-8 Harmonized Tariff Code:  2835.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Sodium sulfate, Puratronic r, 99.9955% (metals basis)

    Alfa Aesar

    Formula: Na2SO4 Formula weight: 142.04 Purity: 99.9955% (metals basis) CAS Number: 7757-82-6 Harmonized Tariff Code:  2833.11

  • Silicon carbide whiskers, 99% (metals basis)

    Alfa Aesar

    Formula: SiC Formula weight: 40.10 Purity: 99% (metals basis) CAS Number: 409-21-2 Harmonized Tariff Code:  2849.20 Hazard Statements: H351-H315-H319-H335 Suspected of causing cancer. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Sodium hydroxide, 0.5N Standardized Solution

    Alfa Aesar

    Formula: NaOH Formula weight: 40.00 CAS Number: 1310-73-2 UN Number: UN3266 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2815.12 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary Statements: …

  • Soda Lime, ACS

    Alfa Aesar

    Synonym(s): Sodium hydroxide with lime CAS Number: 8006-28-8 UN Number: UN1907 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2825.90 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary Statements: …

  • Silica gel desiccant, indicating, ACS

    Alfa Aesar

    CAS Number: 7631-86-9 MDL: MFCD00011232 EINECS: 231-545-4 Form : -6+18 Mesh Granules Sensitivity : Hygroscopic GHS Hazard and Precautionary Statements Hazard Statements: H350-H360-H373-H411 May cause cancer. May damage fertility or the unborn child.…

  • Silicone oil, for oil baths, usable range from -40 to +200°C

    Alfa Aesar

    Synonym(s): Dimethyl polysiloxane CAS Number: 63148-62-9 Harmonized Tariff Code:  3910.00

  • Salicylic acid, ACS, 99+%

    Alfa Aesar

    Synonym(s): 2-Hydroxybenzoic acid Formula: C7H6O3 Formula weight: 138.12 Purity: 99+% CAS Number: 69-72-7 Harmonized Tariff Code:  2918.21 Hazard Statements: H301-H318-H315-H335 Toxic if swallowed. Causes serious eye damage. Causes skin irritation. May cause respiratory…

  • Starch, soluble

    Alfa Aesar

    CAS Number: 9005-84-9 Harmonized Tariff Code:  3505.10

  • 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…

  • Sodium n-dodecyl sulfate, ultrapure, 99%

    Alfa Aesar

    Synonym(s): n-Dodecyl sulfate sodium salt, Sodium lauryl sulfate Formula: C12H25NaO4S Formula weight: 288.38 Purity: 99% CAS Number: 151-21-3 UN Number: UN2926 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  2920.90 Hazard Statements: …

  • Sodium pentacyanonitrosylferrate(III) dihydrate, ACS, 99.0-102.0%

    Alfa Aesar

    Synonym(s): Sodium nitroprusside, Sodium nitroferricyanide(III) Formula: C5FeN6Na2O 2H2O Formula weight: 297.95 (261.92anhy) Purity: 99.0-102.0% CAS Number: 13755-38-9 UN Number: UN1588 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2837.20 Hazard…

  • Silver p-toluenesulfonate, 98+%

    Alfa Aesar

    Synonym(s): Silver tosylate, p-Toluenesulfonic acid silver salt Formula: C7H7AgO3S Formula weight: 279.07 Purity: 98+% CAS Number: 16836-95-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2843.29 Hazard Statements: H315-H319-H335 Causes…

  • Sodium acetate, 3M aq. soln., pH 7.0, RNAse free

    Alfa Aesar

    Formula: C2H3NaO2 Formula weight: 82.03 CAS Number: 127-09-3 Harmonized Tariff Code:  2915.29

  • Stainless Steel powder, -100 mesh, Type 316-L

    Alfa Aesar

    Formula: Fe Cr Ni Mo 67.5 17 13 2.5 wt Harmonized Tariff Code:  7205.21 Hazard Statements: H372-H351-H319-H317-H335 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. Causes serious eye irritation. May cause an allergic skin reaction. May cause…

  • Sodium phosphate dodecahydrate, ACS, 98.0-102.0%

    Alfa Aesar

    Synonym(s): Sodium phosphate, tribasic dodecahydrate, Trisodium phosphate dodecahydrate Formula: Na3O4P 12H2O Formula weight: 380.12 (163.94anhy) Purity: 98.0-102.0% CAS Number: 10101-89-0 UN Number: UN3262 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2835.29…

  • Sodium carbonate, 98%

    Alfa Aesar

    Formula: Na2CO3 Formula weight: 105.99 Purity: 98% CAS Number: 497-19-8 Harmonized Tariff Code:  2836.99 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye…

  • Sodium L-lactate, 98+%

    Alfa Aesar

    Synonym(s): (S)-2-Hydroxypropionic acid sodium salt, L-Lactic acid sodium salt Formula: C3H5NaO3 Formula weight: 112.06 Purity: 98+% CAS Number: 867-56-1 Harmonized Tariff Code:  2918.11

  • Sodium acetate, anhydrous, ACS, 99.0% min

    Alfa Aesar

    Synonym(s): Acetic acid sodium salt Formula: NaOOCCH3 Formula weight: 82.03 Purity: 99.0% min CAS Number: 127-09-3 Harmonized Tariff Code:  2915.29

  • Sodium 1-hexanesulfonate, 99%

    Alfa Aesar

    Synonym(s): 1-Hexanesulfonic acid sodium salt Formula: CH3(CH2)5SO3Na Formula weight: 188.22 Purity: 99% CAS Number: 2832-45-3 Harmonized Tariff Code:  2904.10

  • Sodium thiosulfate, 0.1N Standardized Solution

    Alfa Aesar

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

  • Sodium acetate trihydrate, 99%

    Alfa Aesar

    Synonym(s): Acetic acid sodium salt trihydrate Formula: NaOOCCH3 3H2O Formula weight: 136.08 (82.03anhy) Purity: 99% CAS Number: 6131-90-4 Harmonized Tariff Code:  2915.29

  • Sodium hydrogen carbonate, Puratronic r, 99.998% (metals basis)

    Alfa Aesar

    Synonym(s): Sodium bicarbonate Formula: CHNaO3 Formula weight: 84.01 Purity: 99.998% (metals basis) CAS Number: 144-55-8 Harmonized Tariff Code:  2836.30

  • Sulfamethoxazole, 98%

    Alfa Aesar

    Synonym(s): 4-Amino-N-(5-methyl-3-isoxazolyl)benzenesulfonamide, N1-(5-Methylisoxazol-3-yl)sulfanilamide Formula: C10H11N3O3S Formula weight: 253.28 Purity: 98% CAS Number: 723-46-6 Harmonized Tariff Code:  2935.00 Hazard Statements: H315-H319-H317-H335 Causes skin irritation.…

  • SOC medium

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Sodium deoxycholate, 97%

    Alfa Aesar

    Synonym(s): 7-Deoxycholic acid sodium salt Formula: C24H39NaO4 Formula weight: 414.60 Purity: 97% CAS Number: 302-95-4 Harmonized Tariff Code:  2918.19 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause…

  • Salicylaldehyde azine, 97%

    Alfa Aesar

    Synonym(s): 2-Hydroxybenzaldehyde azine Formula: C14H12N2O2 Formula weight: 240.26 Purity: 97% CAS Number: 959-36-4 Harmonized Tariff Code:  2928.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Sodium dihydrogen citrate, 99%

    Alfa Aesar

    Synonym(s): Citric acid monosodium salt, Monosodium citrate Formula: C6H7NaO7 Formula weight: 214.11 Purity: 99% CAS Number: 18996-35-5 Harmonized Tariff Code:  2918.15

  • 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. …

  • Selenium(IV) oxide, 99.4% (metals basis)

    Alfa Aesar

    Synonym(s): Selenium dioxide Formula: O2Se Formula weight: 110.96 Purity: 99.4% (metals basis) CAS Number: 7446-08-4 UN Number: UN3283 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2811.29 Hazard Statements: H301-H331-H373 Toxic if swallowed. Toxic if…

  • Sulfamethazine, 99%

    Alfa Aesar

    Synonym(s): N(1)-(4,6-Dimethyl-2-pyrimidinyl)sulfanilamide, Sulfadimidine Formula: C12H14N4O2S Formula weight: 278.34 Purity: 99% CAS Number: 57-68-1 Harmonized Tariff Code:  2935.00 Safety Phrases: 24/25 Avoid contact with skin and eyes.

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