RPI (Research Products International)

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RPI (Research Products International)

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  • Beef Extract

    RPI (Research Products International)

    Beef Extract is used as a nutrient source in various culture media.

  • Distilled Water

    RPI (Research Products International)

    Laboratory reagent grade. Purified by steam distillation for use as a research laboratory reagent. Not intended or sold for human consumption. 10 Liter size supplied in a Cubitainer with pouring spout.

  • Peptone, Soy

    RPI (Research Products International)

    From papaic hydrolysis of soybean meal. Low NaCl content.

  • Agar, Bacteriological Grade

    RPI (Research Products International)

    To Prepare: Mix 15 grams per liter in Molecular Biology grade water.

  • Sodium Hydroxide

    RPI (Research Products International)

    ACS Grade Supplied as Pellets

  • Tris Base, Ultra Pure

    RPI (Research Products International)

    Highly purified for use in molecular biology applications. Moisture: <0.2% Color: <20 APHA (colorless) Heavy Metals (as Pb): <0.0001% Insoluble Matter: <0.005% Heavy Metals: 5 ppm pKa (20°C): 8.1 ± 0.1

  • IPTG

    RPI (Research Products International)

    IPTG is combined with X-GAL to detect lac+ colonies or cells in a colorimetric assay. Distinguishes recombinants (white) from non- recombinants (blue) in cloning strategies using vectors such as Lambda-11, M13mp 18 and 19, pUC18 and 19, pUR222 containing the lacZ gene. Dioxane-Free Water…

  • 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 ).

  • Tryptone, Powder

    RPI (Research Products International)

    Pancreatic digest of casein used to supplement media in cultivation of anaerobic bacteria. pH (1% solution): 7.3. Ingredients: Molecular Biology Grade Total Nitrogen (TN): ~12.7% Amino Nitrogen (AN): ~3.7% AN/TN Ratio: 0.26 Sodium Chloride: ~0.4% Tryptophan: ~1.0

  • X-GAL

    RPI (Research Products International)

    Chromogenic substrate of β-Galactosidase used in combination with IPTG for detection of β-Galactosidase activity in bacterial colonies. X-GAL is cleaved at the B1-4 bond between galactose and the 5-Bromo-4-chloro-3-indolyl portion of X-GAL by β-Galactosidase via hydrolysis. The…

  • D-( )-Trehalose Dihydrate

    RPI (Research Products International)

  • EDTA, Disodium Salt

    RPI (Research Products International)

  • Yeast Extract, Powder

    RPI (Research Products International)

    Dried yeast autolysate with a high content of amino nitrogen and water soluble B complex vitamins. Due to its low NaCl content this quality is well suited for tissue culture. Ingredients: Total Nitrogen (TN): ~9.8% Amino Nitrogen (AN): ~5.1% AN/TN Ratio: ~0.52 Sodium Chloride:…

  • Glycerol

    RPI (Research Products International)

    Used in sample preparation and gel formation for polyacrylamide gel electrophoresis. Also used in casting gradient gels, as a protein stabilizer and storage buffer component.

  • Magnesium Sulfate Heptahydrate

    RPI (Research Products International)

  • Maltose

    RPI (Research Products International)

  • Murashige & Skoog MS Medium with Vitamins

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements with vitamins as described by Murashige and Skoog (1962). Concentration: 4405.1 mg/L Hygroscopic

  • Proteinase K

    RPI (Research Products International)

    From Tritirachium album. Serine protease for protolytic inactivation of nucleases during isolation of DNA and RNA.

  • Potassium Tellurite

    RPI (Research Products International)

  • HEPES, Free Acid

    RPI (Research Products International)

    Zwitterionic N-substituted aminosulfonic acid buffer. pka (25°C): 7.5 pH Range (Working): 6.8 - 8.2 Heavy Metals: <0.001% Max

  • TRIS HCl

    RPI (Research Products International)

    Highly purified for use in molecular biology applications.

  • Tween 20

    RPI (Research Products International)

    Fatty acid composition: Lauric acid: Approximately 50% Balance: Myristic, Palmitic and Stearic acids

  • Sodium Chloride

    RPI (Research Products International)

  • Ampicillin, Sodium Salt

    RPI (Research Products International)

    Inhibitor of bacterial cell wall synthesis resulting in lysis or deformation of the bacterium. Inhibits crosslinking of peptidoglycan by binding and inactivating transpeptidases. Highly active against gram negative bacteria. B-Lactamase sensitive. Plant cell culture tested. Widely used as a…

  • Potassium Phosphate, Dibasic

    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.

  • 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.

  • Murashige and Skoog Modified Medium

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements with vitamins as described by Murashige and Skoog (1962). Modified by eliminating ammonium nitrate. Concentrate: 2652.09 mg/L Hygroscopic

  • Phosphate Buffered Saline

    RPI (Research Products International)

    Phosphate Buffered Saline is a buffer solution commonly used in biological research. PBS has many uses because it is isotonic and non-toxic to most cells. These uses include substance dilution and cell container rinsing. Ready to use sterile 10X solution.

  • Gelrite™

    RPI (Research Products International)

    Naturally derived gelling polymer that can be used in place of agar. Gelrite forms clear, rigid gels at approximately half the use level of agar in presence of soluble salts like Mg2+ and Ca2+.

  • Agarose, Low Melt

    RPI (Research Products International)

    Ideal gelling properties for use in cloning assays or for recovery of heat labile samples following electrophoresis. Gel Strength, 1%: >200 g/cm 2 Gelling Temperature: 26-30°C Melting Temperature: <65°C Sulfate: <0.10% EEO: <0.10 DNase and RNase: None Detected

  • DTT

    RPI (Research Products International)

    Protective reagent for maintaining -SH groups in reduced state. DTT permeates the cell membrane protecting protein sulfhydryls thereby restoring enzyme activity lost by oxidation of the groups.

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