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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 Sebacoyl chloride, 99%

    Sigma-Aldrich

    Synonym(s): Sebacyl chloride Empirical Formula: C10H16Cl2O2 Linear Formula: ClCO(CH2)8COCl Formula Weight: 239.14 MDL Number: MFCD00000770 Purity: 99% Boiling Point: 168 °C/12 mmHg(lit.) Melting…

  • Sulfur, reagent grade, powder, purified by refining, -100 mesh particle size

    Sigma-Aldrich

    Formula: S Formula Weight: 32.07 CAS No.: 7704-34-9 Packaging: 2 kg in poly bottle Packaging: 500 g in poly bottle

  • Silica gel, high-purity grade (Davisil Grade 923), pore size 30 Ã…, 100-200 mesh

    Sigma-Aldrich

    CAS No.: 112926-00-8 Application: High-purity chromatographic gel suitable for ASTM D-1319-70. Legal Information: Davisil is a registered trademark of W.R. Grace & Co.-Conn. Packaging: 1 kg in poly bottle Packaging: 50, 250 g in poly bottle

  • ALDRICH Sodium tetraborate, 99%

    Sigma-Aldrich

    Synonym(s): Borax, fused Formula: Na2B4O7 Formula Weight: 201.22 CAS No.: 1330-43-4 Purity: 99% Density: 2.367g/mLat 25°C(lit.) Packaging: 100, 500 g in poly bottle

  • Silica gel, high-purity grade (Davisil Grade 923), pore size 30 Ã…, 100-200 mesh

    Sigma-Aldrich

    CAS No.: 112926-00-8 Application: High-purity chromatographic gel suitable for ASTM D-1319-70. Legal Information: Davisil is a registered trademark of W.R. Grace & Co.-Conn. Packaging: 1 kg in poly bottle Packaging: 50, 250 g in poly bottle

  • Sodium acetate, anhydrous, ReagentPlus®, =99.0%

    Sigma-Aldrich

    Synonyms: Acetic acid sodium salt Formula: CH3COONa Formula Weight: 82.03 CAS No.: 127-09-3 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 250, 500 g in poly bottle …

  • FLUKA Sulfasalazine, =98%

    Sigma-Aldrich

    Synonyms: 5-[4-(2-Pyridylsulfamoyl)phenylazo]salicylic acid Formula: C18H14N4O5S Formula Weight: 398.39 CAS No.: 599-79-1 Purity: ≥98% Packaging: 10, 50, 100 g in glass bottle

  • ALDRICH (S)-(+)-1-Benzyl-3-aminopyrrolidine, 97%

    Sigma-Aldrich

    Empirical Formula: C11H16N2 Linear Formula: C11H16N2 Formula Weight: 176.26 MDL Number: MFCD00082766 Purity: 97% Refractive Index: n 20/D 1.5450(lit.)

  • 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 sulfate, ACS reagent, =99.0%, anhydrous, granular

    Sigma-Aldrich

    Formula: Na2SO4 Formula Weight: 142.04 CAS No.: 7757-82-6 Purity: ≥99.0% Density: 2.68 g/mL at 25 °C(lit.) Storage Temperature: room temp Packaging: 1, 2.5 kg in poly bottle Packaging: 12 kg in fiber drum Packaging: 5 kg in poly drum Packaging:…

  • ALDRICH Sodium hexametaphosphate, crystalline, +200mesh, 96%

    Sigma-Aldrich

    Synonym(s): Calgon; Phosphate glass, water soluble; Polyphosphate sodium salt; Sodium polyphosphate MDL Number: MFCD00134118 Purity: 96%

  • FLUKA Sorbitol

    Sigma-Aldrich

    United States Pharmacopeia (USP) Reference Standard Synonym(s): D-Sorbitol; D-Glucitol Empirical Formula: C6H14O6 Formula Weight: 182.17 Linear Formula: C6H14O6 MDL Number: MFCD00004708 Melting Point: …

  • Sodium nitrate, ReagentPlus®, =99.0%

    Sigma-Aldrich

    Synonyms: Chile salpeter Formula: NaNO3 Formula Weight: 84.99 CAS No.: 7631-99-4 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 250, 500 g in poly bottle

  • ALDRICH Sodium Polyacrylate, cross-linked

    Sigma-Aldrich

    Synonym(s): Poly(acrylic acid), partial sodium salt- graft -poly(ethylene oxide); 2-propenoic acid, homopolymer, sodium salt MDL Number: MFCD00217697 Density: 0.54 g/mL at 25 °C(lit.)

  • ALDRICH Sodium pyrophosphate dibasic, practical grade

    Sigma-Aldrich

    Synonym(s): Disodium dihydrogen pyrophosphate; Sodium diphosphate dibasic Empirical Formula: H2Na2O7P2 Linear Formula: Na2H2P2O7 Formula Weight: 221.94 MDL Number: MFCD00014246

  • ALDRICH Sepiolite, powder

    Sigma-Aldrich

    MDL Number: MFCD01742951

  • SIGMA Sephadex® G-50 BioReagent, for molecular biology, DNA grade, fine

    Sigma-Aldrich

    MDL Number: MFCD00132771 Storage: room temp

  • 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

  • Sodium sulfide nonahydrate, =98.0%

    Sigma-Aldrich

    Formula: Na2S·9H2O Formula Weight: 240.18 CAS No.: 1313-84-4 Purity: ≥98.0% Storage Temperature: 2-8°C Caution: Discolors upon exposure to air Packaging: 500 g in poly bottle Included Fees: C987H62 has a Large Can Fee included in the price. To see…

  • Sodium metabisulfite, ReagentPlus®, =99%

    Sigma-Aldrich

    Synonyms: Sodium disulfite; Sodium pyrosulfite Formula: Na2S2O5 Formula Weight: 190.11 CAS No.: 7681-57-4 Purity: ≥99% Supplemental Hazard Statements: Contact with acids liberates toxic gas. Other Notes: As a solid, this product is sodium…

  • SIAL Sodium azide, ReagentPlus®, Greater Than or Equal to 99.5%

    Sigma-Aldrich

    Synonym(s): Hydrazoic acid sodium salt; NSC 3072 Formula: NaN3 Formula Weight: 65.01 CAS No.: 26628-22-8 UN Number: UN1687 Purity: ≥99.5% Application: Catalyst for: • Oxidative decarboxylation • Michael addition reactions Reagent for…

  • SIAL Silver sulfate

    Sigma-Aldrich

    puriss. p.a., ACS reagent, ≥99.5% Synonym(s): Sulfuric acid disilver(I) salt Empirical Formula: Ag2O4S Formula Weight: 311.80 Linear Formula: Ag2SO4 MDL Number: MFCD00003407 Purity: ≥99.5% Melting Point: …

  • Sodium phosphate monobasic, ReagentPlus®, =99.0%

    Sigma-Aldrich

    Synonyms: Monosodium dihydrogen orthophosphate; Monosodium phosphate; Sodium dihydrogen phosphate Formula: NaH2PO4 Formula Weight: 119.98 CAS No.: 7558-80-7 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC…

  • Sodium bitartrate monohydrate, purum p.a., =98.0% (T)

    Sigma-Aldrich

    Synonyms: L-(+)-Tartaric acid monosodium salt; Sodium hydrogen tartrate monohydrate Formula: C4H5NaO6 · H2O Formula Weight: 190.08 CAS No.: 6131-98-2 Purity: ≥98.0% (T)

  • SUPELCO SULFUR IN CRUDE OIL SET, 0.05-5.0WT%

    Sigma-Aldrich

    Storage: room temp

  • ALDRICH SYLGARD® 184, 5 g clip-pack

    Sigma-Aldrich

    Synonym(s): Curing agent; Polydimethylsiloxane; Silicone; Vinyl-terminated PDMS

  • FLUKA Silver nitrate concentrate

    Sigma-Aldrich

    for 1L standard solution, 0.1 M AgNO3 (0.1N) Synonym(s): Silver nitrate solution Empirical Formula: AgNO3 Formula Weight: 169.87 Linear Formula: AgNO3 MDL Number: MFCD00003414 RIDADR: UN 3264 8/PG 2

  • FLUKA Sodium chloride concentrate

    Sigma-Aldrich

    for 1L standard solution Synonym(s): Sodium chloride solution Empirical Formula: ClNa Formula Weight: 58.44 Linear Formula: NaCl MDL Number: MFCD00003477 Beilstein Registry Number: 3534976

  • Sodium phosphate 96%

    Sigma-Aldrich

    Synonym: Sodium orthophosphate, Trisodium phosphate CAS Number 7601-54-9 Linear Formula Na3PO4 Molecular Weight 163.94 EC Number 231-509-8 MDL number MFCD00003510 PubChem Substance ID 24861072 Packaging 2.5 kg in poly bottle 25, 500 g in poly bottle

  • Sodium phosphate monobasic dihydrate, meets analytical specification of Ph. Eur.…

    Sigma-Aldrich

    Synonyms: Sodium dihydrogen phosphate dihydrate Formula: NaH2PO4 · 2H2O Formula Weight: 156.01 CAS No.: 13472-35-0 Purity: 98-100.5% (calc. to the dried substance)

  • ALDRICH Sodium borohydride, ReagentPlus®, 99%

    Sigma-Aldrich

    Synonym(s): Potassium hydrotriethylborate; Potassium triethylhydridoborate Formula: KB(C2H5)3H Formula Weight: 138.10 CAS No.: 22560-21-0 UN Number: UN3399 Density: 0.902g/mLat 25°C Application: • Reducing agent for synthesis of…

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