Chemicals

MIDSCI is Your Trusted Source for High-Quality Lab Chemicals and Reagents

Looking for reliable chemicals to power your research? MIDSCI delivers a full range of high-purity reagents, solvents, and buffers designed for life science, pharmaceutical, microbiology, and organic chemistry workflows. From essential acids and bases to specialized biochemicals, growth media, and DNA kits, our inventory ensures precision, consistency, and compliance, backed by Certificates of Analysis (COAs) and Safety Data Sheets (SDS).

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Perfect for molecular biology, plant science, and cellular research, PR1MA products offer full traceability and documentation for your peace of mind.

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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!

PR1MA Sodium Citrate, Trisodium Salt, Dihydrate, [Citric Acid, Trisodium Dihydrate]

Common Name: Citric Acid, Trisodium Dihydrate
CAS Number: 6132-04-3
Molecular Weight: 294.1
Chemical Formula: C6H5Na3O7  2H2O
Solubility: Water
Storage Temp: Room Temperature

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

  • Appearance: White crystalline powder
  • Assay:  99.0 %
  • pH (5% Solution): 7.0 - 9.0
  • Alkalinity: Pass Test
  • Chloride:  50 ppm
  • Heavy Metals :  10 ppm
  • Identification Tests: Passes Tests
  • Loss on Drying: 10.0 - 13.0 %
  • Sulfate :  150 ppm
  • Tertrate: Meets USP Test
  • Grade: Meets current USP Specifications

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

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