Chemicals Reagents S

Chemicals Reagents S

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  • Sodium phosphate tribasic dodecahydrate ; ACS reagent ; 98.0-102.0% (Titration)

    Synonyms: Trisodium phosphate dodecahydrate Grade: ACS reagent Purity Limit: 98.0-102.0% (Titration) CAS No.: 10101-89-0 Molecular Formula: Na3PO4·12H2O Molecular Weight: 380.1 MDL No.: MFCD00149198 Appearance: White crystals Comments: Buffer; sequestering agent. Melting Point: 75 ºC (Approx.)...

  • SmartCheck™ Tri-color Protein Marker

    Hold your proteins to a higher standard with Accuris SmartCheck™ Protein Markers. Available in All Blue or Tri-Color formats, these markers provide accurate reference points to determine protein size during electrophoresis. SmartCheck markers are compatible with Tris Glycine, Bis-Tris (MOPS)...

  • Silver Metal, Powder

    Spectrum Chemical

    CAS No.: 7440-22-4

  • SIGMA (S)-3,5-Dihydroxyphenylglycine hydrate >=98% (HPLC), powder

    Synonym(s): S-DHPG Empirical Formula: C8H9NO4 -+ xH2O Linear Formula: C8H9NO4 -+ xH2O Formula Weight: 183.16 (anhydrous basis) MDL Number: MFCD11044457 Purity: ≥98% (HPLC) Storage: −20°C

  • ALDRICH 4,4'-Sulfonylbis(2-methylphenol), 97%

    Empirical Formula: C14H14O4S Linear Formula: O2S[C6H3(CH3)OH]2 Formula Weight: 278.32 MDL Number: MFCD00130281 Purity: 97% Melting Point: 273-276 °C(lit.)

  • ALDRICH Sodium pyruvate-1,2-13C2, 99 atom % 13C

    Synonym(s): Pyruvic acid-1,2- 13 C2 sodium salt Empirical Formula: 13 C2CH3NaO3 Linear Formula: CH3 13 CO 13 CO2Na Formula Weight: 112.03 MDL Number: MFCD00084082 Melting Point: >300 °C(lit.) Storage: 2-8°C

  • ALDRICH Sodium pyrophosphate dibasic, practical grade

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

  • SIGMA Sirtuin 4 human recombinant, expressed in E. coli, >=70% (SDS-PAGE)

    Synonym(s): NAD-dependent ADP-ribosyltransferase sirtuin-4; SIR2L4; SIRT4; sir2-like 4 Purity: ≥70% (SDS-PAGE) Storage: −70°C

  • ALDRICH Silicon phthalocyanine dihydroxide, Dye content 75%

    Empirical Formula: C32H18N8O2Si Linear Formula: C32H18N8O2Si Formula Weight: 574.62 MDL Number: MFCD00192439

  • Sodium acetate trihydrate ; USP ; 99.5-101.0% (Titration)

    Synonyms: Acetic acid sodium salt Grade: USP Purity Limit: 99.5-101.0% (Titration) CAS No.: 6131-90-4 Molecular Formula: C2H3O2Na·3H2O Molecular Weight: 136.10 MDL No.: MFCD00071557 Appearance: White crystals Comments: Used as buffers. Melting Point: 58 °C (Approx.) Storage Temperature: Store at RT

  • "Sulfachloropyridazine, VETRANAL™, analytical standard"

    Synonyms: 4-Amino- N -(6-chloro-3-pyridazinyl)benzenesulfonamide Formula: C10H9ClN4O2S Formula Weight: 284.72 CAS No.: 80-32-0 Legal Information: VETRANAL is a trademark of Sigma-Aldrich Co. LLC

  • SIGMA Somatostatin >=97% (HPLC), powder

    Synonym(s): Growth hormone release inhibiting factor; SRIF; Somatostatin-14; Somatotropin release inhibiting factor Empirical Formula: C76H104N18O19S2 Linear Formula: C76H104N18O19S2 Formula...

  • Sodium picosulfate Pharmaceutical Secondary Standard; Certified Reference Material

    Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Molecular Formula: C18H13NNa2O8S2 Molecular Weight: 481.41 Linear Structural Formula:...

  • Sodium Hydroxide, 0.5 N Aqueous Solution

    UN No.: UN1824 Class: 8 Pkg. Group: PG III

  • SIGMA SigmaMarker™ wide range, mol wt 6,500-200,000 Da

    MDL Number: MFCD00165844 Storage: 2-8°C

  • SigmaMAb Antibody Drug Conjugate (ADC) Mimic Antibody Cysteine-Fluorophore Conjugate Standard

    SigmaMab Antibody Drug Conjugate (ADC) Mimic, is a non-toxic drug mimic that is utilized as a standard for mass spectrometry and high performance liquid chromatography. The ADC Mimic conjugates SigmaMab (MSQC4), an IgG1 monoclonal antibody, to dansyl fluorophores via an LC-SMCC crosslinker. This...

  • Sarcosine For Synthesis

    CAS No.: 107-97-1 pH: 6.1 (100 g/l, H2O, 20°C) Solubility: 1481 g/l (20°C) Melting Point: 208°C Molar Mass: 89.09 g/mol Bulk Density: 600 kg/m3

  • ALDRICH (S)-1-[(RP)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldi-tert-butylphosphine, >=97%

    Synonym(s): (2 S )-1-[(1 S )-1-[Bis(1,1-dimethylethyl)phosphino]ethyl]-2-(dicyclohexylphosphino)ferrocene (acc to CAS); Josiphos SL-J009-2 Empirical Formula: C32H52FeP2 Linear Formula: C32H52FeP2 Formula Weight: 554.55 MDL Number:...

  • Salbutamol impurity J

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 2-[(1,1-Dimethylethyl)amino]-1-[4-hydroxy-3-(hydroxymethyl)phenyl]ethanone; Salbutamon Empirical Formula: C13H19N1O3 Formula Weight: 237.29 Linear Formula:...

  • Sulfamerazine Pharmaceutical Secondary Standard; Certified Reference Material

    Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. Sulfamerazine belongs to the class of sulfonamides, used as an antibacterial agent...

  • Silicon phthalocyanine dichloride Dye content ~85 %

    Synonym: Dichloro(29H,31H-phthalocyaninato)silicon, Phthalocyaninato-dichlorosilane CAS Number: 19333-10-9 Empirical Formula (Hill Notation): C32H16Cl2N8Si Molecular Weight: 611.51 Beilstein Registry Number: 600612 EC Number: 242-969-4 MDL number: MFCD00010723 PubChem Substance: ID 24857290...

  • SIGMA ST247 >=98% (HPLC)

    Synonym(s): 3-[[[4-(Hexylamino)-2-methoxyphenyl]amino]sulfonyl]-2-thiophenecarboxylic acid methyl ester Empirical Formula: C19H26N2O5S2 Linear Formula: C19H26N2O5S2 Formula Weight: 426.55...

  • Stem Cell Qualified ECM Gel Stem cell qualified basement membrane extract (BME) for human ES and iPS cell culture.

    Stem Cell Qualified ECM Gel is a soluble basement membrane extract (BME) purified from Engelbreth-Holm-Swarm (EHS) tumor that has been pre-qualified for human ES/iPS cell culture. The matrix polymerizes at 20-40C to form a reconstituted basement membrane. ECM Gel contains laminin, collagen IV,...

  • Sodium ionophore IV

    MilliporeSigma

    Selectophore ™ , function tested Synonym(s): 2,3:11,12-Didecalino-16-crown-5; 2,6,13,16,19-Pentaoxapentacyclo[18.4.4.4 7,12 .0 1,20 .0 7,12 ]dotriacontane; DD-16-C-5 Empirical Formula: C27H46O5 Formula Weight: 450.65 Linear Formula:...

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