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  • SIGMA Sodium dodecyl sulfate >=98.0% (GC), dust-free pellets

    Sigma-Aldrich

    Synonym(s): Dodecyl sodium sulfate; Dodecyl sulfate sodium salt; Lauryl sulfate sodium salt; SDS; Sodium lauryl sulfate Empirical Formula: C12H25NaO4S Linear Formula: CH3(CH2)11OSO3Na Formula Weight: 288.38 MDL…

  • 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…

  • Silica gel, Type II, 3.5 mm bead size, Suitable for desiccation

    Sigma-Aldrich

    CAS No.: 112926-00-8 Packaging: 1 kg in poly bottle Packaging: 5 kg in poly drum

  • Sulfanilamide, =99%

    Sigma-Aldrich

    Synonyms: p -Aminobenzenesulfonamide Formula: H2NC6H4SO2NH2 Formula Weight: 172.20 CAS No.: 63-74-1 Purity: ≥99% Biochem/physiol Actions: Sulfonamide antibiotic that blocks the synthesis of dihydrofolic…

  • Sodium chloride, ReagentPlus®, =99%

    Sigma-Aldrich

    Synonym: Halite CAS Number 7647-14-5 Linear Formula NaCl Molecular Weight 58.44 Beilstein Registry Number 3534976 EC Number 231-598-3 MDL number MFCD00003477 PubChem Substance ID 24899844

  • SIGMA Sodium deoxycholate, BioXtra, =98.0% (dry matter, NT)

    Sigma-Aldrich

    Synonyms: 3α,12α-Dihydroxy-5β-cholanic acid sodium salt; 7-Deoxycholic acid sodium salt; Desoxycholic acid sodium salt Formula: C24H39NaO4 Formula Weight: 414.55 CAS No.: 302-95-4 Purity: ≥98.0% (dry matter, NT) Application: …

  • FLUKA Sulfadimethoxine

    Sigma-Aldrich

    Synonym(s): Sulfadimethoxine; 4-Amino- N -(2,6-dimethoxy-4-pyrimidinyl)benzenesulfonamide Empirical Formula: C12H14N4O4S Formula Weight: 310.33 Linear Formula: C12H14N4O4S MDL Number: MFCD00057345 …

  • 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 …

  • SIGMA Sodium dodecyl sulfate dust-free pellets, >=99.0% (GC)

    Sigma-Aldrich

    Synonym(s): Dodecyl sodium sulfate; Dodecyl sulfate sodium salt; Lauryl sulfate sodium salt; SDS; Sodium lauryl sulfate Empirical Formula: C12H25NaO4S Linear Formula: CH3(CH2)11OSO3Na Formula Weight: 288.38 MDL…

  • FLUKA Schaeffer and Fulton Spore Stain Kit, for microscopy

    Sigma-Aldrich

    Synonyms: Spore Stain Kit according to Schaeffer and Fulton General description: In Schaeffer-Fulton`s method, a primary stain-malachite green is forced into the spore by steaming the bacterial emulsion. Malachite green is water soluble and has a low affinity for cellular material, so…

  • 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

  • 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

  • SUPELCO Sulphated B-cyclodextrin, 100mg, neat

    Sigma-Aldrich

  • ALDRICH Silica gel, technical grade, pore size 60 Ã…, 200-425 mesh particle size

    Sigma-Aldrich

    CAS No.: 112926-00-8 Legal Information: Sigma-Aldrich is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 2.5, 5, 25 kg in fiber drum Packaging: 500 g in poly bottle

  • Sodium chlorate, ACS reagent, =99.0%

    Sigma-Aldrich

    Formula: NaClO3 Formula Weight: 106.44 CAS No.: 7775-09-9 Purity: ≥99.0% Biochem/physiol Actions: sulfation biosynthesis inhibitor Packaging: 100, 500 g in poly bottle

  • SIGMA Sodium citrate monobasic BioXtra, anhydrous, >=99.5% (T)

    Sigma-Aldrich

    Synonym(s): Citric acid monosodium salt; Sodium dihydrogen citrate Empirical Formula: C6H7NaO7 Linear Formula: HOC(COONa)(CH2COOH)2 Formula Weight: 214.11 MDL Number: MFCD00013067 Purity: ≥99.5% (T) Beilstein Registry…

  • Sodium bromate, =99%

    Sigma-Aldrich

    Formula: NaBrO3 Formula Weight: 150.89 CAS No.: 7789-38-0 Purity: ≥99% Density: 3.339 g/mL at 25 °C(lit.)

  • SIGMA Sodium formate BioUltra, >=99.0% (NT)

    Sigma-Aldrich

    Synonym(s): Formic acid sodium salt Empirical Formula: CHNaO2 Linear Formula: HCOONa Formula Weight: 68.01 MDL Number: MFCD00013101 Purity: ≥99.0% (NT) Melting Point: 259-262 °C(lit.) Beilstein Registry Number: 3595134

  • Silicone oil, high temperature

    Sigma-Aldrich

    Synonyms: Poly(dimethylsiloxane- co -methylphenylsiloxane) Formula: [Si(CH3)2O]x[Si(CH3)(C6H5)O]y CAS No.: 63148-52-7 Density: 1.05 g/mL at 25 °C Packaging: 1, 2.5 kg in poly bottle Packaging: 100, 500 g in…

  • ALDRICH Silica-alumina catalyst support, grade 135,

    Sigma-Aldrich

    CAS No.: 1335-30-4 Packaging: 25 g in poly bottle

  • SIGMA Sodium sulfate, =99.0%, plant cell culture tested

    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.)

  • ALDRICH Sodium hexachloroplatinate(IV) hexahydrate, 98%

    Sigma-Aldrich

    Synonym(s): Platinum(IV) sodium chloride; Sodium platinic chloride Empirical Formula: Cl6Na2Pt -+ 6H2O Linear Formula: Na2PtCl6 -+ 6H2O Formula Weight: 561.87 MDL Number: MFCD00149172 Purity: 98%

  • Sleeve Stopper Septa

    Sigma-Aldrich

    General Description Sleeve stopper septa are manufactured from pure natural rubber for excellent resealability when used for cannulation techniques or from FKM rubber for high chemical resistance. Natural rubber septa are available in red and white colors and a soft rubber formulation that…

  • SIGMA Schiff's reagent

    Sigma-Aldrich

    Storage: 2-8°C

  • Sodium chloride, ACS reagent, =99.0%

    Sigma-Aldrich

    Synonyms: Halite Formula: NaCl Formula Weight: 58.44 CAS No.: 7647-14-5 Purity: ≥99.0% Other Notes: Easily compare specifications for Sodium Chloride products with the Sodium Chloride specification table . Packaging: 1 kg in poly bottle …

  • Sodium (meta)periodate, =99.0%

    Sigma-Aldrich

    Synonyms: Sodium periodate Formula: NaIO4 Formula Weight: 213.89 CAS No.: 7790-28-5 Purity: ≥99.0% Application: Useful reagent for the oxidation of carbohydrates prior to labeling with biotin hydrazide Packaging: 25, 100, 500 g in glass bottle Included Fees: …

  • Sodium hydroxide, beads, 20-40 mesh, reagent grade, 97%

    Sigma-Aldrich

    Synonyms: ‘Caustic soda' Formula: NaOH Formula Weight: 40.00 CAS No.: 1310-73-2 Purity: 97% Packaging: 12 kg in poly drum Packaging: 2.5 kg in poly bottle Packaging: 500 g in poly bottle

  • Sodium phosphate monobasic, BioReagent, for molecular biology, anhydrous, =98%

    Sigma-Aldrich

    Synonym: Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate CAS Number: 7558-80-7 Linear Formula: NaH2PO4 Molecular Weight: 119.98 EC Number: 231-449-2 MDL Number: MFCD00003527 PubChem Substance ID:…

  • FLUKA Sodium hydroxide solution

    Sigma-Aldrich

    volumetric, 0.1 M NaOH (0.1N) Empirical Formula: HNaO Formula Weight: 40.00 Linear Formula: NaOH MDL Number: MFCD00003548 Density: 1 g/mL at 25 °C

  • SIGMA Sodium arsenate dibasic heptahydrate, =98.0%

    Sigma-Aldrich

    Synonyms: Disodium hydrogen arsenate heptahydrate; di-Sodium hydrogen arsenate heptahydrate Formula: Na2HAsO4 · 7H2O Formula Weight: 312.01 CAS No.: 10048-95-0 Purity: ≥98.0% Included Fees: C988G01 has a Poison Pack Fee included in the price.…

  • SIGMA Select Yeast Extract, powder

    Sigma-Aldrich

    CAS No.: 8013-01-2 Application: Yeast extract is used as a bacteriological media component for a variety of microorganisms and molecular genetics applications. Preparation Note: Spray dried, autolyzed yeast extract Other Notes: Water soluble portion of autolyzed yeast with intact…

  • SIAL Sodium hydroxide

    Sigma-Aldrich

    puriss. p.a., ACS reagent, reag. Ph. Eur., K ≤0.02%, ≥98%, pellets Synonym(s): ‘Caustic soda' Empirical Formula: HNaO Formula Weight: 40.00 Linear Formula: NaOH MDL Number: MFCD00003548 Purity: ≥98% Melting Point: 318 °C(lit.) …

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