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  • 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:…

  • Orchimax without Activated Charcoal Powder

    RPI (Research Products International)

    Package contains 25.3g of powder to make 1 liter of medium.

  • Peptone, Soy

    RPI (Research Products International)

    From papaic hydrolysis of soybean meal. Low NaCl content.

  • Lennox L Broth, 20g Capsules

    RPI (Research Products International)

    RPI media is now available in convenient premeasured and pre-mixed capsules. Prebuffered media eliminates pH adjustments, dust and smells from the lab. Low Salt Formula. Molecular Biology Grade. For propagation and maintenance of E.Coli: Add 1 capsule per liter of water. Heat and stir…

  • Murashige & Skoog MS Medium with Gamborg

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements with as vitamins as described by Murashige and Skoog (1962) and vitamins as described by Gamborg et. al. (1966). Concentration: 4414.09 mg/L Hygroscopic

  • Miller's LB Broth, 25g Capsules

    RPI (Research Products International)

    RPI Media is now available in convenient pre-measured and pre-mixed capsules. Prebuffered media eliminates messy weighing and pH adjustments. Simply dissolve 1 capsule per 1 Liter of distilled water. Water must be 37°C or warmer to completely dissolve gelatin capsule. Agitate. Sterilize by…

  • Murashige & Skoog MS Medium

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements as described by Murashige and Skoog (1962). Concentration: 4302.09 mg/ml Hygroscopic

  • Nutrient Broth

    RPI (Research Products International)

    For cultivating a variety of non-fastidious organisms. Dissolve 8 grams in one liter distilled water. Heat solution to boiling with continuous stirring for one minute. Sterilize by autoclaving at 121°C for 15 minutes. Store at room temperature. Beef Extract: 3 g/l Pancreatic Digest…

  • R2A Agar

    RPI (Research Products International)

    Low nutrient medium for plate detection of heterotropic bacteria in water. Low concentrations of carbon and energy sources enhance the recovery of stressed bacteria. Formula per liter Casein Digest Peptone: 0.25g Peptic Digest of Animal Tissue: 0.25g Magnesium Sulfate Heptahydrate:…

  • Yeast without Amino Acids

    RPI (Research Products International)

    For classifying yeasts based on amino acid and carbohydrates requirements. Contains all essential vitamins and inorganic salts necessary for the cultivaiton of yeasts. Excludes histidine methionine, tryptophan and carbon source. Also contains <1 mg/L each of vitamins and trace inorganic salts.

  • MacConkey Agar

    RPI (Research Products International)

  • Trypto Soy Agar

    RPI (Research Products International)

    Trypto Soy Agar is a general growth medium prepared with or without blood or enrichments. It is used for the isolation of different strains of fastidious microorganisms. A blood agar medium may be prepared by adding 5 to 10% sterile defibrinated blood. TSA with 5% sheep blood is useful for the…

  • Miller's LB Broth, Granulated

    RPI (Research Products International)

    For propagation and maintenance of E. Coli. High Salt Formula. Molecular Biology Grade. Dissolve 25 grams in 1 liter distilled water and adjust the pH to 7.2. Heat and frequently agitate to completely dissolve. Sterilize by autoclaving for 15 minutes. Material specially granulated to reduce dust…

  • Todd Hewitt Broth

    RPI (Research Products International)

    Formulated according to Updyke and Nickels modification of the medium originally described by Todd-Hewitt. Ingredients: Beef Heart Infusion: 3.1g/l Dextrose: 2.0g/l Disodium Phosphate: 0.4g/l Yeast Enriched Peptone: 20.0g/l Sodium Chloride: 2.0g/l Sodium Carbonate: 2.5g/l

  • NGM

    RPI (Research Products International)

    A standard formulation for use in Nematode growth studies. Contains: Agar 17.5 g/l Sodium Chloride 3.0 g/l Peptone 2.5 g/l Cholesterol 0.005 g/l

  • Murashige & Skoog Medium with Nitsch's

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements as described Murashige and Skoog (1962) and vitamins as described by Nitsch & Nitsch (1969). Supplied as powder. Concentration: 4410.64 mg/L Hygroscopic

  • Yeast Extract, Granulated

    RPI (Research Products International)

    Dried yeast autolysate with a high content of amino nitrogen and water soluble B complex vitamins. Material is specially granulated to reduce dust and increase solubility rate. Suitable for Microbiology Applications.

  • YPD Broth

    RPI (Research Products International)

    For maintaining and propagating yeasts in molecular biology applications. The addition of protein and yeast extract promotes better growth. Dissolve 50 grams in 1 liter of distilled water. Sterilize by autoclaving 15 minutes. Ingredients: Peptone: 20 g/l Dextrose: 20 g/l Yeast…

  • Nutrient Agar

    RPI (Research Products International)

    For cultivating a variety of non-fastidious organisms. Dissolve 23g in one liter distilled water. Heat solution to boiling with continuous stirring for one minute. Sterilize by autoclaving at 121°C for 15 minutes. Mix medium with gentle agitation to avoid bubbles prior to pouring plates.…

  • 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:…

  • Yeast without Amino/Ammonium

    RPI (Research Products International)

    For classifying yeasts based on amino acid and carbohydrate requirements. Contains all essential vitamins and inorganic salts necessary for the cultivation of yeasts. Excludes histidine, methionine, tryptophan, carbon and nitrogen source. Also Contains <1 mg/l each of vitamins and trace…

  • Malt Extract Agar

    RPI (Research Products International)

    Malt Extract Agar is used for the isolation, cultivation and maintenance of yeasts and molds. Formulation is similar to Malt Extract Broth with the addition of agar and glycerol. This broth medium was recommended by Thom and Church for the cultivation of fungi. Its low acidity inhibits the growth…

  • Peptone, Water

    RPI (Research Products International)

    Minimal growth medium for determining carbohydrated fermentation capabilities.

  • Miller's LB Agar, Granulated

    RPI (Research Products International)

    For propagation and maintenance of E Coli. Dissolve 37 grams in 1 Liter distilled water and adjust the pH to 7.2. Sterilize by autoclaving for 15 minutes. Ingredients: Tryptone: 10g/l Sodium Chloride: 10g/l Yeast Extract: 5g/l Agar: 12g/l

  • Yeast, Capsules

    RPI (Research Products International)

    Each capsule contains 1g Yeast Extract. Convenient and easy to use - simply add required number of premeasured capsules according to formulation being prepared without weighing or measuring. Water must be 37°C or warmer to completely dissolve gelatin capsule.

  • Miller's LB Agar, 20g Capsules

    RPI (Research Products International)

    RPI media is now available in convenient premeasured and pre-mixed capsules. Prebuffered media eliminates pH adjustments. Capsules contain all necessary ingredients for maintenance and propagation of E. coli. Simply add 2 x 500 mL capsules to one liter of water, sterilize by autoclaving for 15…

  • Peptone, Capsules

    RPI (Research Products International)

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

  • Murashige & Skoog Medium with MES

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements as described by Murashige and Skoog (1962). MES buffer 500 mg/L added to prevent acidification during cultivation. Supplied as powder. Concentration: 4802.1 mg/L Hygroscopic

  • Tryptone, Granulated

    RPI (Research Products International)

    Pancreatic digest of casein. Material is specially granulated to reduce dust and increase solubility rate. Ingredients: Total Nitrogen (TN): ~12.7% Amino Nitrogen (AN): ~3.7% AN/TN Ratio: 0.26 Sodium Chloride: ~0.4% Tryptophan: 1.0 pH (1% solution): ~7.3%

  • McCown's Woody Plant Medium

    RPI (Research Products International)

    Basal salt mixture containing micro and macro elements as described by Lloyd & McCown (1980).

  • Terrific Broth, Liquid

    RPI (Research Products International)

    Prepared in 18.2 megohms water and sterilized by autoclaving at 15 psi pressure (121°C) for 30 minutes. Ingredients: Casein Digest Peptone: 12 g/l Yeast Extract: 24 g/l Di-Potassium Phosphate: 9.4 g/l Glycerol: 0.4% Dihydrogen Potassium Phosphate: 2 g/l

  • Peptone, Powder

    RPI (Research Products International)

    Mixture of peptides and free amino acids from pancreatic hydrolysis of animal tissue. Low NaCl content suitable for tissue culture. Total Nitrogen (TN): 15.0-16.0% Amino Nitrogen (AN): 3.0-3.5% AN/TN Ratio: 0.21-0.23

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