Reagents, R

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Reagents, R

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  • 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: …

  • ALDRICH Rose bengal, certified by the Biological Stain Commission, Dye content >…

    MilliporeSigma

    Synonym(s): 4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt; Acid Red 94; Bengal Rose B sodium salt; Rose Bengal sodium salt Empirical Formula: C20H2Cl4I4Na2O5 Linear Formula: …

  • Rosolic Acid 25Gm

    MilliporeSigma

    Formula: (C6H4OH)2C:(C6H4:O) Formula Weight: 290.32 CAS Number: 603-45-2 Synonym(s): Paraosolic Acid

  • SIGMA Red Blood Cell Lysing Buffer Hybri-Max™, liquid, sterile-filtered,…

    MilliporeSigma

    Synonym(s): RBC Lysing Buffer Application: Recommended for use by adding 1 mL of buffer to a cell pellet (cell pellet = 1 spleen or 100-200 million cells). Gently mix for 1 minute. Dilute the buffer with 15-20 mL of medium or salt solution. Centrifuge at 250-500 × g for 7 minutes and…

  • SIGMA Rabbit serum

    MilliporeSigma

    Synonym(s): Serum Storage: −20°C

  • "(17R)-4'-Chloro-5'-ethyl-9-fluoro-11B-hydroxy-16B-methylspiro[androsta-1,4…

    MilliporeSigma

    pharmaceutical impurity standard, ≥95.0% (HPLC) Synonym(s): Clobetasol Related Compound A (USP); Clobetasol impurity J (PhEur) Empirical Formula: C25H30ClFO4 Formula Weight: 448.95 Linear Formula: C25H30ClFO4

  • Risedronate sodium

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): Risedronic acid monosodium salt hemi(pentahydrate) Empirical Formula: C7H10NNaO7P2 -+ 2.5H2O Formula Weight: 350.13 Linear Formula: …

  • Rubella vaccine (live) BRP

    MilliporeSigma

    European Pharmacopoeia (EP)

  • SIGMA Reagent Alcohol used for histology tissue preparation

    MilliporeSigma

    Synonym(s): SD3A Alcohol; Specially Denatured Ethanol, 3A formulation; RGA; denatured alcohol

  • "Rice flour (amylose, high level)"

    MilliporeSigma

    BCR ® certified Reference Material Storage: −20°C

  • Reverse Transcriptase AMV

    MilliporeSigma

    Synonym: amv reverse transcriptase Enzyme Commission (EC) Number: 2.7.7.49 Application Reverse Transcriptase AMV is used for: First- and second-strand cDNA synthesis and synthesis of first strand cDNA for use in subsequent amplification reactions Dideoxy DNA sequencing …

  • L-(+)-Arabinose =99%

    MilliporeSigma

  • RenLam® M-1

    MilliporeSigma

    for microscopy, suitable as a embedding medium RIDADR: UN 3082 9 / PGIII

  • SIGMA REDTaq® DNA Polymerase Taq for routine PCR with inert dye, 10X buffer…

    MilliporeSigma

    MDL Number: MFCD01635818 Storage: −20°C Included Fees: C963M89 has a Dry/Wet Ice Fee included in the price. C963M90 has a Dry/Wet Ice Fee included in the price. C963M91 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • Reagent Set, Hardness 0-5000mg / L

    Hach

    Reagent set for the Buret Titration Method (Hach method 8222) to determine calcium hardness (0-5,000 mg/L as CaCO3). Contains: CalVer® 2 Calcium Indicator Powder Pillows, Potassium Hydroxide Solution (8 N) and TitraVer® (EDTA) Titrant

  • ALDRICH Rhodamine B isothiocyanate, mixed isomers

    MilliporeSigma

    Synonym(s): RBITC Empirical Formula: C29H30ClN3O3S Linear Formula: C29H30ClN3O3S Formula Weight: 536.08 MDL Number: MFCD00136007

  • (-)-Riboflavin, meets USP testing specifications

    MilliporeSigma

    Synonyms: Lactoflavin; Vitamin B2; Vitamin G Formula: C17H20N4O6 Formula Weight: 376.36 CAS No.: 83-88-5

  • RiboReady™ Color 1KB RNA Ladder

    Amresco

    RiboReady™ Color 1KB RNA ladder is made for precise sizing of RNA molecules in denaturing acrylamide gels. RiboReady™ Color 1KB RNA Ladder is supplied in a ready-to-use mixture that does not require heating or addition of a denaturing agent before use. RiboReady™ Color 1KB RNA…

  • "(-)-Riboflavin, pharmaceutical secondary standard; traceable to USP and PhEur"

    MilliporeSigma

    Synonyms: Lactoflavin; Vitamin B2; Vitamin G Formula: C17H20N4O6 Formula Weight: 376.36 CAS No.: 83-88-5

  • 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: …

  • 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…

  • Rhodizonic acid disodium salt, 98%

    Alfa Aesar

    Synonym(s): 1,2-Dihydroxy-3,4,5,6-tetraoxocyclohexene disodium salt, Sodium rhodizonate Formula: C6Na2O6 Formula weight: 214.04 Purity: 98% CAS Number: 523-21-7 Harmonized Tariff Code:  2914.40

  • REDTaq® ReadyMix™ PCR Reaction Mix, Complete PCR reagent with standard Taq DNA…

    MilliporeSigma

    Application For routine PCR amplifications. Packaging Default reaction volume is 50 µL Thomas No. C977N47 is packaged as 1 X 500 µL Thomas No. C977N48 is packaged as 1 X 2.5 mL Legal Information Use of this product is covered by one or more of the following US patents and…

  • RNA Loading Buffer, 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 Ready-to-use, convenient 2X formulation AMRESCO’s RNA Loading Buffer, 2X is a premixed loading dye for the…

  • RNase

    ACTGene, Inc.

    Ribonuclease A (RNase A) is an endoribonuclease, that specifically cleaves single-stranded RNA 3' to pyrimidine residues (cytosine, uracil). Thereby, it generates pyrimidine-3'-phosphate or oligonucleotides with terminal pyrimidine-3'-phosphates. A major application for RNAse A is the removal of…

  • Rambach® Agar Powder + Liquid Mix

    MilliporeSigma

    Formula: Mixture Description: Typical Composition (g/L): Peptones 8.0; sodium chloride 5.0; sodium deoxycholate 1.0; chromogenic mix 1.5; propylene glycol 10.5; agar-agar 15.0. Application: For identifying Salmonella in foodstuffs.

  • RNA sample loading buffer (6X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…

  • 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…

  • SIGMA RNase AWAY® for molecular biology

    MilliporeSigma

    Synonym(s): Decontamination reagent for RNase MDL Number: MFCD01868420 Density: 1.000 g/mL at 20 °C Storage: room temp

  • Retinol, 95%, synthetic

    Alfa Aesar

    Synonym(s): Vitamin A alcohol Formula: C20H30O Formula weight: 286.46 Purity: 95%, synthetic CAS Number: 68-26-8 Harmonized Tariff Code:  2936.21 Hazard Statements: H302-H315-H319 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. Precautionary…

  • RapidStep™ ECL Reagent

    MilliporeSigma

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