Reagents, R

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Reagents, R

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  • SIGMA RPMI-1640 Medium, With L-glutamine and sodium bicarbonate, liquid, sterile…

    MilliporeSigma

    Application: RPMI 1640 Medium was developed at Roswell Park Memorial Institute in 1966 by Moore and his co-workers. A modification of McCoy′s 5A Medium, it was formulated to support lymphoblastoid cells in suspension culture, but it has since been shown to support a wide variety of cells…

  • R2A Broth

    Hach

    Selectivity: Stressed Heterotrophic Bacteria 1-year shelf life at 2-8°C R2A Broth is available in three forms:   Broth in plastic ampule  Prepared Agar Tube 2 tests/tube Prepared Agar Plate

  • RPF Supplement, for microbiology

    MilliporeSigma

    Synonyms: Rabbit Plasma Fibrinogen Supplement Included Fees: C942Z43 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • SIGMA Reticulum Stain Kit

    MilliporeSigma

    Storage: 2-8°C

  • Resorcinol, ReagentPlus®, 99%

    MilliporeSigma

    Synonyms: 1,3-Benzenediol Formula: C6H4-1,3-(OH)2 Formula Weight: 110.11 CAS No.: 108-46-3 Purity: 99% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 100, 500 g in…

  • SIGMA Ropivacaine hydrochloride monohydrate >=98% (HPLC)

    MilliporeSigma

    Synonym(s): (S)-N-(2,6-dimethylphenyl)-1-propylpiperidine-2-carboxamide hydrochloride monohydrate; (2S)-N-(2,6-dimethylphenyl)-1-propyl-2-piperidinecarboxamide hydrochloride monohydrate; Naropin hydrochloride monohydrate Empirical Formula: C17H26N2O -+ HCl -+…

  • Reinforced Clostridial Agar

    MilliporeSigma

    for microbiology Synonym(s): RCA; RCM Agar

  • RNAlater®, Stabilize and protect RNA with immediate RNase inactivation

    MilliporeSigma

    Synonym: Anti-CD68 molecule, Anti-DKFZp686M18236, Anti-GP110, Anti-LAMP4, Anti-macrosialin EC Number: 231-984-1 MDL Number: MFCD03453003 Features and Benefits No compromise in RNA quality following mRNA or total RNA isolation Rapidly permeates tissues to stabilize…

  • Rose Bengal

    Alfa Aesar

    Synonym(s): Acid Red 94, C.I. 45440 Formula: C20H2Cl4I4Na2O5 Formula weight: 1017.65 CAS Number: 632-69-9 Harmonized Tariff Code:  3204.12 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Resveratrol, 98%

    Alfa Aesar

    Formula: C14H12O3 Formula weight: 228.24 Purity: 98% CAS Number: 501-36-0 Harmonized Tariff Code:  2907.29 Hazard Statements: H318-H335-H315 Causes serious eye damage. May cause respiratory irritation. Causes skin irritation. Precautionary Statements: …

  • SIGMA Ro 27-3225 trifluoroacetate salt >=98% (reversed phase HPLC)

    MilliporeSigma

    Synonym(s): Butir-His-D-Phe-Arg-Trp-Sar-NH2 trifluoroacetate salt Empirical Formula: C39H52N12O6 -+ xC2HF3O2 Linear Formula: C39H52N12O6 -+…

  • Riboflavin

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): (−)-Riboflavin; Lactoflavin; Vitamin B2; Vitamin G Empirical Formula: C17H20N4O6 Formula Weight: 376.36 Linear Formula: …

  • RNA Loading Buffer with Ethidium Bromide, 2X

    Storage Condition: Frozen Formamide-based loading buffer allows RNA separation by size, even on native gels Two tracking dyes for estimation of sample migration Immediate visualization of samples post-electrophoresis Ready-to-use, convenient 2X formulation AMRESCO’s RNA…

  • SIGMA (R)-(+)-8-Hydroxy-DPAT hydrobromide >=98% (HPLC), solid

    MilliporeSigma

    Synonym(s): ( R )-(+)-2-Dipropylamino-8-hydroxy-1,2,3,4-tetrahydronaphthalene hydrobromide; ( R )-(+)-8-Hydroxy-2-(dipropylamino)tetralin hydrobromide Empirical Formula: C16H25NO -+ HBr Linear Formula: C16H25NO -+ HBr Formula Weight: 328.29 …

  • Rutin hydrate =94% (HPLC), powder

    MilliporeSigma

    Synonym: Quercetin-3-rutinoside hydrate, Vitamin P hydrate CAS Number: 207671-50-9 Empirical Formula (Hill Notation): C27H30O16 · xH2O Molecular Weight: 610.52 (anhydrous basis) Beilstein Registry Number: 75455 EC Number: …

  • Retinoic Acid

    MilliporeSigma

    Synonym: ATRA, Tretinoin, Vitamin A acid, all-trans-Retinoic acid CAS Number: 302-79-4 Empirical Formula (Hill Notation): C20H28O2 Molecular Weight: 300.44 Packaging: 1, 5 g in ampule Packaging: 50, 100, 500 mg in ampule Biochem/physiol…

  • Ringer's Solution, standard, unbuffered

    Alfa Aesar

  • SIGMA Reagent Alcohol 95%, Used for histology tissue preparation

    MilliporeSigma

    Synonym(s): RGA; denatured alcohol

  • Rutin trihydrate, primary pharmaceutical reference standard

    MilliporeSigma

    CAS No.: 250249-75-3 Synonyms: Quercetin-3-rutinoside trihydrate; Vitamin P trihydrate Formula: C27H30O16 ¬? 3H2O Formula Weight: 664.56 Linear Formula: C27H30O16 ¬? 3H2O MDL No.: MFCD00149490

  • (R)-3-Hydroxypyrrolidine ; >/= 98% (GC)

    AFG Bioscience

    Synonyms: (R)-Pyrrolidin-3-ol Purity Limit: ≥ 98% (GC) CAS No.: 2799-21-5 Molecular Formula: C4H9NO Molecular Weight: 87.12 MDL No.: MFCD00145220 Appearance: Colorless to pale yellow liquid Density: 1.078 Boiling Point: 108-110°C Flash Point: 113°C. (Closed Cup) …

  • p-Rosolic acid, Dye content 85 %

    MilliporeSigma

    CAS No.: 603-45-2 Synonyms: 4-[Bis(4-hydroxyphenyl)methylene]-2,5-cyclohexadienone; Aurin Formula: C19H14O3 Formula Weight: 290.31 Linear Formula: C19H14O3 MDL No.: MFCD00001624 Color Index No.: 43800

  • Resazurin sodium salt

    Alfa Aesar

    Synonym(s): 7-Hydroxy-3H-phenoxazin-3-one-10-oxide sodium salt Formula: C12H6NNaO4 Formula weight: 251.18 CAS Number: 62758-13-8 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Resorcinol, 99%

    Alfa Aesar

    Synonym(s): 1,3-Dihydroxybenzene, 1,3-Benzenediol Formula: C6H6O2 Formula weight: 110.11 Purity: 99% CAS Number: 108-46-3 UN Number: UN2876 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2907.21 Hazard Statements: H302-H315-H319 Harmful if swallowed.…

  • ALDRICH (R)-2-[Bis(3,5-dimethylphenyl)methyl]pyrrolidine, >=98.0% (HPLC)

    MilliporeSigma

    Empirical Formula: C21H27N Linear Formula: C21H27N Formula Weight: 293.45 MDL Number: MFCD09750442 Purity: ≥98.0% (HPLC) Melting Point: 97-101 °C Storage: 2-8°C

  • Resiniferatoxin, 99+%

    Alfa Aesar

    Formula: C37H40O9 Formula weight: 628.71 Purity: 99+% CAS Number: 57444-62-9 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  3002.90 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye…

  • Riboflavin, 98%

    Alfa Aesar

    Synonym(s): Vitamin B2 Formula: C17H20N4O6 Formula weight: 376.37 Purity: 98% CAS Number: 83-88-5 Harmonized Tariff Code:  2936.23

  • Research Octane Number Standard

    MilliporeSigma

    ASTM D 2699 (98) Storage: 2-8°C

  • Glutaraldehyde

    Electron Microscopy Sciences

    Formula: OCHCH2CH2CH2CHO Formula Weight: 100.12 CAS #: 111-30-8 Specific Gravity @20/20°C: 1.131 EM Grade Distillation Purified The Universal Fixative for Electron Microscopy. Purified to EM Grade from commercial grade by…

  • Rutinose, >=98.0% (HPLC)

    MilliporeSigma

    CAS No.: 90-74-4 Synonyms: 6-O-(α-L-Rhamnopyranosyl)-D-glucose; 6-O-(6-Deoxy-α-L-mannopyranosyl)-D-glucose Formula: C12H22O10 Formula Weight: 326.3 Linear Formula: C12H22O10 MDL No.: MFCD00161473 Purity: …

  • ALDRICH Resolve-Al™ La, 99%

    MilliporeSigma

    Synonym(s): La(tmhd)3; Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanum Empirical Formula: C33H57LaO6 Linear Formula: La(OCC(CH3)3CHCOC(CH3)3)3 Formula Weight: 688.71 MDL Number: …

  • Riboflavin, Vitamin B2

    bioWORLD

    Involved in FMN and FAD synthesis Riboflavin provides protection against oxidative damage Technical Information: High Purity Grade Specific rotation: +56.5 to +59.5º Moisture: <1.5% Ash: <0.3% Lumiflavin: <0.025% Appearance: Yellow to orange/yellow…

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