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  • SigmaClean® water bath treatment, bottle of 4 oz

    Sigma-Aldrich

    CAS Number: 68424-85-1 MDL number: MFCD00132866 General Description The 4 oz (or ~118.3 mL) bottle of SigmaClean® water bath treatment can be used to treat about 8 gallons (or 30.2 L) of water. These instructions provide an extremely concentrated bath solution. S5525 is…

  • ALDRICH Sodium rhodizonate dibasic, 97%

    Sigma-Aldrich

    Synonym(s): 3,4,5,6-Tetraoxocyclohexene-1,2-diol disodium salt; Rhodizonic acid disodium salt Formula: C6Na2O6 Formula Weight: 214.04 CAS No.: 523-21-7 Purity: 97% Packaging: 5 g in glass bottle

  • Selenium powder, -100 mesh, 99.99% trace metals basis

    Sigma-Aldrich

    CAS Number: 7782-49-2 Empirical Formula (Hill Notation): Se Molecular Weight: 78.96 EC Number: 231-957-4 MDL Number: MFCD00134090 PubChem Substance ID: 24853754 Packaging 5, 20, 100 g in poly bottle

  • Silicone oil, for oil baths (from -50°C to +200°C)

    Sigma-Aldrich

    Formula: [-Si(CH3)2O-]n CAS No.: 63148-62-9 Density: 0.967 g/mL at 20 °C Packaging: 1 L in glass bottle Packaging: 250 mL in glass bottle

  • Sodium acetate, anhydrous

    Sigma-Aldrich

    Synonyms: Acetic acid sodium salt Formula: CH3COONa Formula Weight: 82.03 CAS No.: 127-09-3

  • Soda lime, p.a., with indicator, pellets

    Sigma-Aldrich

    CAS No.: 8006-28-8 Packaging: 1 kg in poly bottle

  • FLUKA Sodium borohydride, for the determination of hydride formers by AAS, =99%

    Sigma-Aldrich

    Synonyms: Sodium tetrahydridoborate Formula: NaBH4 Formula Weight: 37.83 CAS No.: 16940-66-2 Purity: ≥99%

  • SIGMA Streptavidin-Peroxidase Polymer, Ultrasensitive

    Sigma-Aldrich

    Storage: −20°C

  • Sodium citrate tribasic dihydrate, ACS reagent, =99.0%

    Sigma-Aldrich

    Synonyms: Citric acid trisodium salt dihydrate; Trisodium citrate dihydrate Formula: HOC(COONa)(CH2COONa)2 · 2H2O Formula Weight: 294.10 CAS No.: 6132-04-3 Purity: ≥99.0% Packaging: 1, 6 x 1 kg in poly bottle …

  • ALDRICH Sulfur dioxide, Greater Than or Equal to 99.9%

    Sigma-Aldrich

    Formula: SO2 Formula Weight: 64.06 CAS No.: 7446-09-5 UN Number: UN1079 Purity: ≥99.9% Density: 1.25g/mLat 25°C(lit.) Packaging: 454 g in steel cylinder

  • SIAL Sodium sulfate

    Sigma-Aldrich

    ReagentPlus ® , ≥99.0% Empirical Formula: Na2O4S Formula Weight: 142.04 Linear Formula: Na2SO4 MDL Number: MFCD00003504 Purity: ≥99.0% Melting Point: 884 °C(lit.) Density: 2.68 g/mL at…

  • SIAL Starch, soluble

    Sigma-Aldrich

    ACS reagent Empirical Formula: C12H22O11 Formula Weight: 342.30 Linear Formula: C12H22O11 MDL Number: MFCD00082026 Melting Point: 256-258 °C (dec.)(lit.)

  • ALDRICH Sodium tetraethylborate, 97%

    Sigma-Aldrich

    Synonym(s): Et4BNa Empirical Formula: C8H20BNa Linear Formula: (C2H5)4BNa Formula Weight: 150.05 MDL Number: MFCD00061547 Purity: 97% Melting Point: 140-142 °C(lit.) Included Fees: C960R19 has a…

  • Sephadex® LH-20

    Sigma-Aldrich

    Synonym: Lipophilic Sephadex ® Application Sephadex ® LH-20 is used in gel filtration chromatography, protein chromatography, gel filtration media, resins and separation media. Sephadex ® LH-20 has been used to study diabetes as well as to determine differences in…

  • Sodium hexanitrocobaltate(III), ACS reagent

    Sigma-Aldrich

    Synonyms: Sodium cobaltnitrite; Sodium hexanitritocobaltate(III) Formula: Na3Co(NO2)6 Formula Weight: 403.94 CAS No.: 13600-98-1 Application: Nitrosation reagent for the conversion of aromatic amines to 1,3-diaryltriazenes with excellent yield. Stefane,…

  • Sodium bicarbonate, ACS reagent, 99.7-100.3%

    Sigma-Aldrich

    Synonyms: Sodium hydrogen carbonate Formula: NaHCO3 Formula Weight: 84.01 CAS No.: 144-55-8 Purity: 99.7-100.3% Packaging: 12, 50 kg in poly drum

  • SIGMA Silicic acid BioReagent, suitable for column chromatography, 100-200 mesh …

    Sigma-Aldrich

    Empirical Formula: H2O3Si Linear Formula: H2O3Si Formula Weight: 78.10 MDL Number: MFCD00054122

  • FLUKA Sodium phosphate dibasic dihydrate

    Sigma-Aldrich

    purum p.a., ≥98.0% (T) Synonym(s): sec -Sodium phosphate; Disodium hydrogen phosphate dihydrate; Disodium phosphate; di-Sodium hydrogen phosphate dihydrate Empirical Formula: HNa2O4P -+ 2H2O Formula Weight: 177.99 Linear Formula: …

  • Sodium acetate trihydrate, ACS reagent, =99%

    Sigma-Aldrich

    Synonyms: Acetic acid sodium salt trihydrate Formula: CH3COONa · 3H2O Formula Weight: 136.08 CAS No.: 6131-90-4 Purity: ≥99%; 99.0-101% (ACS specification) Other Notes: Enzyme substrate for acetate kinase (EC 2.7.2.1) Packaging: 1, 2.5 kg in poly…

  • Sodium carbonate, ACS reagent (primary standard), anhydrous, 99.95-100.05% dry…

    Sigma-Aldrich

    Synonyms: Calcined soda; Carbonic acid disodium salt; Soda ash Formula: Na2CO3 Formula Weight: 105.99 CAS No.: 497-19-8 Purity: 99.95-100.05% dry basis Biochem/physiol Actions: Buffer component, may be used for the removal of peripheral membrane proteins. …

  • Staurosporine from Streptomyces sp. for molecular biology, =95% (HPLC)

    Sigma-Aldrich

    Synonym: Antibiotic AM-2282 CAS Number: 62996-74-1 Empirical Formula (Hill Notation): C28H26N4O3 Molecular Weight: 466.53 Beilstein Registry Number: 1060573 MDL Number: MFCD00077402 PubChem Substance ID: 24899680…

  • FLUKA Stevioside

    Sigma-Aldrich

    analytical standard Synonym(s): (4α)-13-[(2- O -β-D-Glucopyranosyl-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid β-D-glucopyranosyl ester Empirical Formula: C38H60O18 Formula Weight: 804.87 Linear Formula: …

  • ALDRICH Silicone grease Bayer, high vacuum

    Sigma-Aldrich

    Synonym(s): Baysilone ® ; Schlifffett Legal Information: Baysilone is a registered trademark of Bayer AG Packaging: each tube contains 35 g of vacuum grease

  • Sodium azide ReagentPlus®, =99.5%

    Sigma-Aldrich

    Synonym: Hydrazoic acid sodium salt, NSC 3072 CAS Number: 26628-22-8 Linear Formula: NaN3 Molecular Weight: 65.01 EC Number: 247-853-1 MDL Number: MFCD00003536 PubChem Substance ID: 24899504 Packaging 2 kg in poly bottle. 25, 100, 500 g in poly…

  • SIAL Sodium sulfate

    Sigma-Aldrich

    ACS reagent, ≥99.0%, anhydrous, granular Empirical Formula: Na2O4S Formula Weight: 142.04 Linear Formula: Na2SO4 MDL Number: MFCD00003504 Purity: ≥99.0% Melting Point: 884 °C(lit.) Density: …

  • FLUKA Sodium perchlorate monohydrate, for HPLC, =99.0%

    Sigma-Aldrich

    Formula: NaClO4 · H2O Formula Weight: 140.46 CAS No.: 7791-07-3 Purity: ≥99.0% (T); ≥99.0%

  • ALDRICH Sodium borohydride, granular, 99.99% trace metals basis

    Sigma-Aldrich

    Synonym(s): Sodium tetrahydridoborate Formula: NaBH4 Formula Weight: 37.83 CAS No.: 16940-66-2 UN Number: UN1426 Purity: 99.99% trace metals basis Application: Nanocrystalline superlattices in gold colloid solution have been prepared by ligand-induction using AuCl 3 …

  • Sodium pentanesulfonate, BioXtra

    Sigma-Aldrich

    Synonyms: 1-Pentanesulfonic acid sodium salt Formula: C5H11O3SNa Formula Weight: 174.19 CAS No.: 22767-49-3 Application: Ion-associating reagent for HPLC, including analyses of peptides and proteins. Packaging: 25 g in glass bottle

  • Silica gel, high-purity grade (Davisil Grade 635), pore size 60 Ã…, 60-100 mesh

    Sigma-Aldrich

    CAS No.: 112926-00-8 Purity: ≥99% Legal Information: Davisil is a registered trademark of W.R. Grace & Co.-Conn. Packaging: 1 kg in poly bottle Packaging: 10 kg in fiber drum Packaging: 100 g in poly bottle

  • SIGMA Sunstone® Upconverting Nanocrystals UCP 538 rod size 10-60 nm

    Sigma-Aldrich

    MDL Number: Storage: 2-8°C

  • SIGMA Spectrum™ Plant Total RNA Kit sufficient for 50 purifications

    Sigma-Aldrich

    Storage: 20-25°C

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