RPI (Research Products International)

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  • 2XYT Broth, Capsules

    RPI (Research Products International)

    Nutritionally enriched medium for the growth of recombinant strains of E. Coli and in the preparation and transformation of competent cells. 2XYT Broth packaged in convenient ready to use capsules. Each capsule contains 15.5 g 2XYT Broth. Simply add 2 capsules to one liter distilled water and…

  • Tricine, Ultra Pure

    RPI (Research Products International)

    pKa @ 25°C: 8.1-8.2 Melting Range: 182-188°C

  • Ammonium Sulfate

    RPI (Research Products International)

    Useful for precipitation or fractionation of proteins or for purification of antibodies. Used in crystallographic analysis of nucleic acids and proteins.

  • P-Gal

    RPI (Research Products International)

  • Tryptone, Capsules

    RPI (Research Products International)

    Each capsule contains 1g Tryptone. Convenient and easy to use - simply add required number of premeasured capsules according to formulation being prepared without weighing or measuring.

  • n-Acetyl-DL-methionine

    RPI (Research Products International)

  • Ergo-Calciferol

    RPI (Research Products International)

    The synthetic form of Vitamin D. Prepared from ergosterol by UV irradiation in a suitable solvent.

  • 4-Methylumbelliferyl Elaidate

    RPI (Research Products International)

    Fluorescent substrate for Esterase. Purity: > 98%. 4-Methylumbelliferone < 50ppm. Soluble in 5% toluene.

  • PBS/Tween 20 10X Solution

    RPI (Research Products International)

  • Sodium Hydroxide

    RPI (Research Products International)

    ACS Grade Supplied as Pellets

  • Pepstatin A

    RPI (Research Products International)

    An inhibitor of aspartic proteases. Forms a 1:1 complex with proteases such as pepsin, renin and cathepsin D. Highly selective and does not inhibit thiol proteases, neutral proteases, or serine proteases.

  • Cystine Heart Agar

    RPI (Research Products International)

    Supports excellent growth of gram-negative cocci and other pathogenic organisms. With added hemoglobin it is used for cultivation of Francisella tularensis . Prepare medium by mixing 51 grams of agar medium in 1 Liter of purified water. Mix, heat and autoclave. Cool to 50-60°C. Add 100ml…

  • Agar, Plant

    RPI (Research Products International)

    General purpose agar at an economical price. Concentration of 5.5g/L obtains a solid gel strength: (1100g/cm 2 ).

  • Methanol (ACS)

    RPI (Research Products International)

    Colorless liquid Flammable, Flash Point: 12°C Boiling Point: 64-65°C

  • Murashige & Skoog Medium with Vitamins, Van der Salm

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements as described by Murashige & Skoog (1962). Modified by replacing FeNaEDTA with FeEDDHA as described by Van der Salm et. al. (1994). Concentration: 4464.49 mg/L Hygroscopic

  • Nitschs Vitamin Mixture

    RPI (Research Products International)

    Powdered vitamin mixture as described by Nitsch & Nitsch (1969). Package contains vitamins to prepare a 1000X vitamin stock solution. Use 1ml vitamin stock solution to prepare 1 liter Nitsch medium of final vitamin concentration.

  • Cefixime Trihydrate

    RPI (Research Products International)

    CAS Number: 125110-14-7 Molecular Weight: 507.5

  • Miconazole

    RPI (Research Products International)

  • Laemmli Buffer Reducing, 4X Solution

    RPI (Research Products International)

    4X Formulation: SDS: 8.0% Glycerol: 40.0% β-mercaptoethanol: 8.0% Bromophenol Blue: 0.02% Tris-HCl: 250 mM

  • Bluo-Gal

    RPI (Research Products International)

    Chromogenic substrate for B-D-Galactosidase. Produces a deeper blue water insoluble color than X-GAL.

  • Luria Broth Miller's Modified

    RPI (Research Products International)

    For propagation and maintenace of E.Coli. High Salt Formula. Molecular Biology Grade. Dissolve 15.5 grams in 1 liter distilled water and adjust the pH to 7.2. Sterilize by autoclaving for 15 minutes. Ingredients: Casein Digest Peptone: 10 g/L Yeast Extract: 5 g/L Sodium Chloride:…

  • L-Arginine

    RPI (Research Products International)

  • Lysozyme

    RPI (Research Products International)

    Purified from chicken egg white, 2x crystallized, dialyzed and supplied as a salt free lyophilized powder. Stable for 3 - 5 years when stored dry at 2°C to 8°C.

  • Sabouraud Dextrose Agar

    RPI (Research Products International)

    Sabouraud Dextrose Agar is an agar medium recommended for the isolation, cultivation and identification of non-pathogenic and pathogenic fungi. This medium does not contain antibiotics or inhibitors and can be used for the cultivation of those fungi which are susceptible to antibiotics. Dissolve…

  • TRIS HCl

    RPI (Research Products International)

    Highly purified for use in molecular biology applications.

  • TRIS, ACS Grade

    RPI (Research Products International)

  • Macerozyme R-10

    RPI (Research Products International)

    Macerating enzyme from Rhizopus sp. Often used in combination with Cellulase (C32200). Optimum pH range 3.5 - 7.0.

  • Carrageenan, Iota

    RPI (Research Products International)

    Iota carrageenan binds water to form dry, elastic gels in the presence of calcium salts. Ca2+ establish bonds between the carrageenan molecules to form helices. The negative charges associated with the 2-sulfate groups on the iota carrageenan molecules do not allow the helices to aggregate to the…

  • EDTA, Tetrasodium Salt

    RPI (Research Products International)

  • a-Cyclodextrin

    RPI (Research Products International)

  • Lithium Chloride

    RPI (Research Products International)

  • Cesium Chloride

    RPI (Research Products International)

    Optical Density: 50% w/w solution in 1cm path cell at 260nm is <0.02.

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