Reagents, R

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Reagents, R

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  • Rosolic Acid 25Gm

    MilliporeSigma

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

  • Ribonuclease A from bovine pancreassalt-free, lyophilized powder

    MilliporeSigma

    Synonym: Pancreatic Ribonuclease, RNase A, Ribonuclease I, Ribonucleate 3'-pyrimidinooligonucleotidohydrolase CAS Number 9001-99-4 EC Number 232-646-6 Enzyme Commission (EC) Number 3.1.27.5 MDL number MFCD00132181 Components RNase A is supplied as a solution of 50%…

  • 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…

  • "D-(+)-Raffinose pentahydrate, for microbiology, =99.0%"

    MilliporeSigma

    Synonyms: O -α-D-Galactopyranosyl-(1→6)-α-D-glucopyranosyl β-D-fructofuranoside; Melitose; Melitriose Formula: C18H32O16 · 5H2O Formula Weight: 594.51 CAS No.: 17629-30-0 Purity: ≥99.0% (HPLC); ≥99.0%

  • 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…

  • 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…

  • 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…

  • SIGMA RNaseZAP™ Cleaning agent for removing RNase

    MilliporeSigma

    Application A cleaning agent for removing RNase from glassware, plastic surfaces, countertops, and pipettors. It is also effective at eliminating RNase contamination from microcentrifuge tubes without inhibiting subsequent enzymatic reactions. RNaseZAP™ has been used as a cleaning…

  • SIGMA RPMI-1640 Medium, With sodium bicarbonate, without L-glutamine, liquid,…

    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…

  • ALDRICH (1R,2R)-trans-2-Aminocyclopentanol hydrochloride, 97%

    MilliporeSigma

    Empirical Formula: C5H11NO -+ HCl Linear Formula: C5H11NO -+ HCl Formula Weight: 137.61 MDL Number: MFCD09834692 Purity: ≥96.5% (TLC); 97% Beilstein Registry Number: 4143621

  • Rebaudioside B

    MilliporeSigma

    analytical standard Synonym(s): (4α)-13-[( O -β-D-Glucopyranosyl-(1→2)- O -[β-D-glucopyranosyl-(1→3)]-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid; Stevioside a4 Empirical Formula: C38H60O18 Formula Weight: 804.87 Linear…

  • Rebaudioside C

    MilliporeSigma

    analytical standard Synonym(s): (4α)-13-[( O -6-Deoxy-α-L-mannopyranosyl-(1→2)- O -[β-D-glucopyranosyl-(1→3)]-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid β-D-glucopyranosyl ester; Dulcoside B Empirical Formula: C44H70O22

  • Rubidium Standard

    Ultra Scientific

    1 Analyte(s) @ 1000 µg/mL in water with dilute nitric acid

  • ALDRICH (R)-(+)-2-[2-(Diphenylphosphino)phenyl]-4-isopropyl-2-oxazoline, >=97.0%…

    MilliporeSigma

    Synonym(s): ( R )-(+)-2-[2-(Diphenylphosphino)phenyl]-4,5-dihydro-4-isopropyl-oxazole Empirical Formula: C24H24NOP Linear Formula: C24H24NOP Formula Weight: 373.43 MDL Number: MFCD02684553 Purity: ≥97.0% (CHN) Melting Point: …

  • Reverse Transcriptase, murine, Moloney Murine Leukemia Virus

    Alfa Aesar

    Synonym(s): MMLV RT CAS Number: 9068-38-6 Harmonized Tariff Code:  3507.90

  • Rebaudioside A, >=96% (HPLC)

    MilliporeSigma

    CAS No.: 58543-16-1 Synonyms: (4α)-13-[(2- O -β-D-glucopyranosyl-3- O -β-D¬?glucopyranosyl-β-D-glucopyranosyl)-oxy]kaur-6-en-8-oic acid β-D¬?glucopyranosyl ester Formula: C44H70O23 Formula Weight: 967.01 Linear Formula: …

  • Rebaudioside D

    MilliporeSigma

    analytical standard Synonym(s): (4α)-13-[( O -β-D-Glucopyranosyl-(1→2)- O -[β-D-glucopyranosyl-(1→3)]-β-D-glucopyranosyl)oxy]kaur-16-en-18-oic acid 2- O -β-D-glucopyranosyl-β-D-glucopyranosyl ester Empirical Formula: …

  • SIGMA RPMI-1640 Medium Hybri-Max™, Modified, with L-glutamine, 4500 mg/L glucose…

    MilliporeSigma

    MDL Number: MFCD00217820 Storage: 2-8°C

  • Rutoside trihydrate

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Rutin trihydrate; Quercetin-3-rutinoside trihydrate; Vitamin P trihydrate Empirical Formula: C27H30O16 -+ 3H2O Formula Weight: 664.56 Linear Formula: …

  • SIGMA Reagent Alcohol used for histology tissue preparation

    MilliporeSigma

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

  • Ropivacaine impurity G

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): (+)-(2 R )- N -(2,6-Dimethylphenyl)-1-propylpiperidine-2-carboxamide; ( R )-Ropivacaine Empirical Formula: C17H26N2O Formula Weight: 274.40 Linear Formula: C17H26N2O

  • Ritalinic acid

    MilliporeSigma

    analytical standard Empirical Formula: C13H17NO2 Formula Weight: 219.28 Linear Formula: C13H17NO2 MDL Number: MFCD06200695 Purity: ≥98.5% (HPLC)

  • 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…

  • 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.

  • Rose Bengal Chloramphenicol Agar

    MilliporeSigma

    for microbiology

  • Rose bengal agar base

    MilliporeSigma

    for microbiology

  • 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

  • Rubusoside

    MilliporeSigma

    analytical standard Synonym(s): (4α)-13-(β-D-glucopyranosyloxy)kaur-16-en-18-oic acid β-D-glucopyranosyl ester Empirical Formula: C32H50O13 Formula Weight: 642.73 Linear Formula: C32H50O13 Purity: …

  • SIGMA Rennin from calf stomach >=20 units/mg protein

    MilliporeSigma

    Synonym(s): Chymosin MDL Number: MFCD00132173 Storage: −20°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 RPMI-1640 Medium, Hybri-Max™, Modified, with L-glutamine, 4500 mg/L…

    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…

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