PR1MA

High‑Quality Lab Consumables, Chemicals, Equipment, and Instruments

PR1MA™ is MIDSCI’s exclusive laboratory brand, developed to deliver dependable performance, consistent quality, and competitive value for modern research labs. Designed with scientists in mind, PR1MA™ products span lab consumables, molecular biology reagents, and essential benchtop equipment, all manufactured to stringent quality standards and supported by the expert service MIDSCI™ is known for. Researchers across academia, biotech, pharma, and clinical labs trust PR1MA™ for reliable results without unnecessary complexity or cost.

From pipette tips, PCR tubes, and microplates to PCR master mixes, protein markers, and mini centrifuges, every PR1MA™ product is selected for accuracy, usability, and purity. Many items are RNase/DNase‑free, sterile, and non‑pyrogenic, helping protect sample integrity in critical workflows like PCR, electrophoresis, and cell culture.

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PR1MA™ Nutrient Agar

 

Solubility: Water with Heat

Storage Temp: Room Temperature

 

For cultivating a variety of non-fastidious organisms.

Dissolve 23 g in one liter of distilled water. Heat the solution to a boil with continuous stirring for one minute. Sterilize by autoclaving at 121°C for 15 minutes. Mix the medium with gentle agitation to avoid bubbles prior to pouring plates. Store at room temperature.

Ingredients

  • Beef Extract: 3 g/L
  • Pancreatic Digest of Gelatin: 5 g/L
  • Shipping Dimensions: 3.50 x 7.00 x 3.50
  • Agar: 15 g/L
  • Shipping Weight: 1.2 lbs

*Research or further manufacturing use only, not for food or drug use.

  • DCM Appearance: Homogeneous Free Flowing, Beige
  • PPM Appearance: Trace to Light Haze, None to Light PPT, Light Beige Amber
  • pH (2.3% Solution @25 oC): 6.6 - 7.0
  • Bacillus Subtilis ATCC 9372: Good to Excellent
  • Microorganism (Escherichia Coli ATCC 25922): Good to Excellent
  • Microorganism -Pseudomonas Aeruginosa ATCC 27853: Good to Excellent
  • Microorganism (Staphylococcus Aureus ATCC 25923): Good to Excellent
  • Salmonella Typhimurium ATCC 14028: Good to Excellent

Proudly made in the USA! Click here for more made in America products!

PR1MA™ Luria Broth 1 Liter Buffered Capsules [Miller's LB Broth]

Each capsules has 25 g.  The 500 g package has 20 capsules, the 1 KG is 40 capsules and the 5 KG is 200 capsules.

CAS Number: 91079-40-2; 8013-01-2; 7647-14-5; 77-86-1; 1185-53-1
Solubility: Water
 Storage Temp: Room Temperature

Now available in convenient pre-measured and pre-mixed capsules. Pre-buffered 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 autoclaving for 15 minutes before use. Buffer is set for 7.2 at 20°C using a 10mM solution of Tris/Tris HCl. pH will vary depending on temperature.

For maintenance and propagation of E. Coli. High Salt Formula. Molecular Biology Grade.

Ingredients
:

  • Tryptone: 10 g/L
  • Sodium Chloride: 10 g/L
  • Yeast Extract: 5 g/L
  • Tris/Tris HCl: 1.5 g/L

Research or further manufacturing use only, not for food or drug use. 

  • Appearance: Capsules (cream to pale beige free flowing powder)
  • pH (2.5 % Solution @25 oC): 6.8 - 7.2
  • Microorganism (E. coli ATCC 23724): Good to Excellent
  • Microorganism (E. coli ATCC 33694): Good to Excellent
  • Microorganism (E. coli ATCC 33849): Fair to Excellent
  • Microorganism (E. coli ATCC 39403): Good to Excellent
  • Microorganism (E. coli ATCC 47014): Good to Excellent
  • Microorganism (E. coli ATCC 53868): Good to Excellent

Proudly made in the USA! Click here for more made in America products!


PR1MA™ Potato Dextrose Agar

 

CAS Number: 9012-36-6
Storage Temp: Room Temperature

Potato Dextrose Agar (PDA) is a versatile medium used for cultivating fungi, yeasts, and molds. It can be modified with acid or antibiotics to prevent bacterial growth and is commonly used for plate count methods in food, dairy, and cosmetic testing. PDA is suitable for growing clinically important yeast and molds. The nutrient-rich potato infusion in PDA promotes mold sporulation and pigment production in certain dermatophytes.
Research or further manufacturing use only, not for food or drug use.

  • Microorganism (Aspergillus niger ATCC 16404): Good to Excellent
  • Microorganism (Candida albicans ATCC 10231): Good to Excellent
  • Microorganism (Penicillium Roquefortii ATCC 10110): Good to Excellent
  • Microorganism (Saccharomyces cerevisiae ATCC 9763): Good to Excellent
  • Microorganism (Trichophyton interdigitale ATCC 9533): Good to Excellent
  • pH (4.04% H2O @25°C): 5.4 - 5.8

Item # KCP55000-1000 is proudly made in the USA! Click here for more made in America products!  

PR1MA™ Terrific Broth, Modified, Powder

CAS Number: 91079-40-2; 8013-01-2; 7778-77-0; 7758-11-4
Solubility: Water
Storage Temp: Room Temperature

Enriched media for maintenance and propagation of E. coli and plasmid growth. Produces higher cell densities resulting in greater yields of DNA or recombinant protein. Glycerol is used as a carbon source with this formulation instead of glucose as it will not ferment to acetic acid.

Ingredients:

  • Casein Digest Peptone: 12 g/L
  • Yeast Extract: 24 g/L
  • Dipotassium phosphate: 9.4 g/L
  • Monopotassium phosphate: 2.2 g/L
Research or further manufacturing use only, not for food or drug use.
  • DCM Appearance: Homogeneous Free Flowing, Beige to Yellow Beige
  • PPM Appearance: Clear Yellow to Amber, No PPT
  • pH (4.76% solution at 25°C): 6.8 - 7.4
  • Microorganism (E. coli ATCC 23724): Good to Excellent
  • Microorganism (E. coli ATCC 33694): Good to Excellent
  • Microorganism (E. coli ATCC 33849): Good to Excellent
  • Microorganism (E. coli ATCC 39403): Good to Excellent
  • Microorganism (E. coli ATCC 47014): Good to Excellent
  • Microorganism (E. coli ATCC 53868): Good to Excellent

Proudly made in the USA! Click here for more made in America products!

 

PR1MA™  Luria Broth, High Salt Formula, Powder [Miller's LB Broth]

Common Name: Miller's LB Broth
CAS Number: 91079-40-2, 8013-01-2, 7647-14-5
Solubility: Water
Storage Temp: Room Temperature

For propagation and maintenance of E. Coli. High Salt Grade. Molecular Biology Grade.

  • Dissolve 25 grams in 1 liter distilled water
  • Adjust the pH to 7.2
  • Sterilize by autoclaving for 15 minutes
Ingredients:

  • Tryptone: 10 g/L
  • Yeast: 5 g/L
  • Sodium Chloride: 10 g/L
Research or further manufacturing use only, not for food or drug use.
  • DCM Appearance: Homogeneous free flowing, light beige
  • PPM Appearance: Clear,no to light ppt, light yellow
  • pH (2.5% H2O @25 °C): 6.8 - 7.2
  • Microorganism (E. coli ATCC 23724): Good to Excellent
  • Microorganism (E. coli ATCC 33694): Good to Excellent
  • Microorganism (E. coli ATCC 33849): Good to Excellent
  • Microorganism (E. coli ATCC 39403): Good to Excellent
  • Microorganism (E. coli ATCC 47014): Good to Excellent
  • BSE/TSE Free: BSE/TSE Free
  • Country of Origin: USA

Proudly made in the USA! Click here for more made in America products!

PR1MA™ Luria Broth 1 Gram Buffered Capsules [Miller's LB Broth]

Common Name: Miller's LB Broth
CAS Number: 91079-40-2; 8013-01-2; 7647-14-5; 77-86-1/1185-53-1
Solubility: Water
Storage Temp: Room Temperature

High salt formula. Molecular Biology Grade. For maintenance and propagation of E. Coli.

Now available in convenient pre-measured and pre-mixed capsules. Prebuffered media eliminates messy weighing and pH adjustments.

Simply dissolve 25 capsules per 1 Liter of distilled water. Water must be 37°C or warmer to completely dissolve gelatin capsule. Agitate. Sterilize by autoclaving for 15 minutes before use. Buffer is set for 7.0 ± 0.2 at 25°C using a 10mM solution of Tris/Tris HCl. pH will vary depending on temperature.

Ingredients:

  • Tryptone: 10 g/L
  • Sodium Chloride: 10 g/L
  • Yeast Extract: 5 g/L
  • Tris/Tris HCl: 1.5 g/L

Research or further manufacturing use only, not for food or drug use.

  • Appearance: Capsules
  • pH (2.5% H2O @25 °C): 6.8 - 7.2
  • Microorganism (E. coli ATCC 23724): Growth
  • Microorganism (E. coli ATCC 33694): Growth
  • Microorganism (E. coli ATCC 33849): Growth
  • Microorganism (E. coli ATCC 39403): Growth
  • Microorganism (E. coli ATCC 47014): Growth
  • Microorganism (E. coli ATCC 53868): Growth

Proudly made in the USA! Click here for more made in America products!

PR1MA™ Lactobacillus MRS Broth Powder

Solubility: Water
Storage Temp: Room Temperature

Recommended for the selective isolation and enumeration of lactobacilli.

Ingredients:

  • Peptic Digest of Animal Tissue: 10.0g
  • Beef Extract: 10.0g
  • Yeast Extract: 5.0g
  • Ammonium Citrate: 2.0g
  • Dextrose: 20.0g
  • Polysorbate 80:1.0g
  • Sodium acetate: 5.0g
  • Magnesium Sulfate: 0.1g
  • Manganese Sulfate: 0.05g
  • Sodium Phosphate, Dibasic: 2.0g

Research or further manufacturing use only, not for food or drug use.

  • DCM Appearance: Homogeneous, free flowing with soft lumps, yellow beige to yellow tan
  • PPM Appearance: Clear, no to light ppt, medium to dark amber
  • Microorganism (Lactobacillus Casei ATCC 393 ): Good to Excellent
  • Microorganism (Lactobacillus Fermentum ATCC 9338 ): Good to Excellent
  • Microorganism (Lactobacillus Plantarum ATCC 8014 ): Good to Excellent
  • Microorganism (Lactobacillus Rhamnosus ATCC 9595 ): Good to Excellent
  • pH (5.5 % Solution @25 oC): 6.3 - 6.7

Proudly made in the USA! Click here for more made in America products!

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