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-Shell Plates - 96-Well, Full Skirted

Discover the next generation of PCR plates: Rugged Polycarbonate Frame + Polypropylene Wells

 

Engineered for unparalleled durability, PR1MA-Shell PCR Plates are designed to accommodate all laboratory workflows and are ideal for use on automated liquid handling platforms.

 

PR1MA-Shell sets a new standard in performance and convenience.

  • The polycarbonate frame is rigid and flat to facilitate a firm grip by robotic arms and ensure reliable placement
  • Polypropylene wells provide optimal thermal transfer and higher reaction efficiency
  • White well options enhance the fluorescence signal during qPCR
  • Wells are slightly raised to ensure evaporation-proof sealing with film, foil, or strip caps
  • ANSI/SBS footprint and well spacing
  • Vibrant colors offer a visual distinction between different samples or experiments
  • Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free

Trust MIDSCI for PCR consumables that deliver accurate and reproducible results, empowering you to make groundbreaking discoveries.

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

Item#:
ASPR1MASHTES96FULL

PR1MA Novobiocin Sodium Salt

CAS Number: 1476-53-5

Molecular Weight: 634.61

Chemical Formula: C31H35N2NaO11

Solubility: Water

Storage Temp: 2-8°C

 

Novobiocin Sodium Salt is an antibiotic that is a member of the coumarin class of antibiotics and is mainly effective against Gram-positive bacteria. In microbiology and molecular biology research, Novobiocin Sodium Salt is used as a selective agent.

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

  • Appearance: White to yellow powder
  • Description - USP: Meets Test
  • Novobiocin (Dried Basis)-USP: ≥ 850 µg/mg
  • Identification - USP: Positive
  • Specific Rotation Dried Basis - USP: -58 to -50  o
  • Identification A - USP: Positive
  • Identification B - USP: Positive
  • pH(USP): 6.5 - 8.5
  • Loss on Drying - USP: ≤ 6.0 %
  • Residue on Ignition - USP: 10.5 - 12.0 %
  • Crystallinity - USP: Meets Test
  • Acetone - USP: ≤ 5000 ppm
  • Isooctane - USP: ≤ 5000 ppm
  • Assay Use Value: ≥ 845 ug/mg
  • Impurities Total HPLC Normal: ≤ 10.0 %
  • Impurities Unspecified: ≤ 0.2 %
  • Novobiocin-2,3-Carbonate: ≤ 0.6 %
  • A-Ring Amide: ≤ 0.3 %
  • Decarbamyl Novobiocin: ≤ 5.0 %
  • Isonovobiocin: ≤ 3.0 %
  • A-Ring Hydroxy: ≤ 1.0 %
  • Carbamyl Novobiocin: ≤ 3.0 %
  • DES-2-Isobutenyl: ≤ 0.5 %
  • DES-A-Ring Alpha-Keto-Carboxylic Acid: ≤ 0.5 %
  • O-Desmethylnovobiocin: ≤ 0.3 %
  • O-Desmethyl descarbamyl novobiocin: ≤ 0.3 %
  • A-Ring Carbamyl: ≤ 0.5 %
  • 8- Desmethyl novobiocin: ≤ 0.2 %
  • Carbamyl Novobiocin + Decarbamyl Novobiocin + Isonovobiocin: ≤ 11.0 %
  • BSE/TSE Free: BSE/TSE Free
  • Country of Origin: USA 

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

PR1MA Malt Extract Agar, Powder

CAS Number: 8002-48-0
Solubility: Water with Heat
Storage Temp: Room Temperature

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 of most bacteria. The high carbohydrate content enhances the rapid growth of fungi and yeasts.

Dissolve 33.6 grams in 1 liter of distilled water. Sterilize by autoclaving for 15 minutes.

Ingredients:

  • Maltose: 12.75 g/L
  • Dextrin: 2.75 g/L
  • Glycerol: 2.35 g/L
  • Peptone: 0.78 g/L
  • Agar: 15.0 g/L
  • Final pH (25°C): 4.6 ± 0.2

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

  • DCM Appearance: Homogeneous with soft lumps, free flowing, light beige
  • PPM Appearance: Trace to moderate haze, off white to pale yellow
  • pH(3.36% Solution @ 25 oC: 4.5 - 4.9
  • Microorganism (Aspergillus niger ATCC 16404): Growth
  • Microorganism (Candida albicans ATCC 10231): Growth
  • Microorganism (Penicillium Roquefortii ATCC 10110): Growth
  • Microorganism (Saccharomyces cerevisiae ATCC 9763): Growth
  • Microorganisms (Microsporum Audouinii ATCC 42558): Growth
  • Microorganisms (Microsporum Canis ATCC 36299): Growth
  • Microorganism (Trichophyton Mentagrophytes ATCC 9533): Growth

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

PR1MA Phleomycin 20 mg / mL Solution

CAS Number: 11006-33-0
Molecular Weight: 1526.5 g/mol
Chemical Formula: C55H85O21N20S 2Cu  HCl
Solubility: Water
Storage Temp: -20°C

Supplied at a concentration of 20 mg/ml.

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

  • Appearance: Clear Blue Solution
  • Concentration: = 20 mg/ml
  • Odor: None
  • Solubility (20 mg/ml in Water): Freely soluble
  • Sterile Filtered: Pass test
  • UV Absorbance 244nm (200 ug/ml): 0.75 - 1.05

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

PR1MA Freezer Box Promo!


For a limited time, enjoy discounted pricing on select PR1MA Cardboard Freezer Boxes!

(SB2CC-81, SB2CC-100)

 

Offer is valid until 12/31/2026 or while supplies last. Not valid on previous purchases.
Special price applies only to the items specified. Other capacities or items cannot be substituted.

All terms and conditions apply.

PR1MA Cardboard Freezer Boxes and Inserts

  • Used for upright freezer or chest freezer racks
  • Temperature Range: -196 to +121ºC
  • Box has drain holes on bottom and a writing area on the lid
  • Standard 5.25 x 5.25 x 2-inch format, Also available in 3 and 4 inch format
  • Available cell dividers: 144, 100, 81, 64, 49, 36, 25, or 16

Specifications

Cardboard Boxes

Item NumberDescriptionDimension L x D x H
SB2CCStandard White 2" Cardboard Box5.25 x 5.25 x 2 in.
SB2CC-XX*Standard White 2" Box w/cell divider
SB2CStandard Yellow 2" Cardboard Box
SB2C-XX*Standard Yellow 2" Cardboard Box w/cell divider
SB3CStandard White 3" Cardboard Box5.25 x 5.25 x 2.937 in.
SB3C-XX*Standard White 3" Cardboard Box w/cell divider
SB4CStandard White 4" Cardboard Box5.81 x 5.81 x 4.84 in.
SB4-XX*Standard White 4" Cardboard Box w/ cell divider
*xx=number of dividers (144,100,81,64,49,36,25,16)

 

Standard Box Dividers for Cardboard and Metal Boxes
 
Item NumberDescriptionDimensions L x D x H
CD-16Box Divider, 16-Cells4.857 x 4.857 x 1.312 in.
CD-25Box Divider, 25-Cells
CD-36Box Divider, 36-Cells
CD-49Box Divider, 49-Cells
CD-64Box Divider, 64-Cells
CD-81Box Divider, 81-Cells
CD-100Box Divider, 100-Cells
CD-144Box Divider, 144-Cells
CD4-16Box Divider, 16-Cells5.375 x 5.375 x 2.75 in.
CD4-36Box Divider, 36-Cells
 

Item#:
ASCARDBOARDRK

PR1MA 2XYT Broth, Capsules

CAS Number: 91079-40-2; 8013-01-2; 7647-14-5
Solubility: Water
Storage Temp: Room Temperature

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 heat until completely dissolved. Sterilize by autoclaving at 121°C for 15 minutes. Final pH at 25°C: 6.8-7.2.

Ingredients:

  • Digest Peptone: 16 g/l
  • Yeast Extract: 10 g/l
  • Sodium Chloride:5 g/l

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

  • Appearance: Capsule (Cream to beige free flowing powder)
  • DCM Appearance: Capsule (Homogeneous, free flowing, beige)
  • PPM Appearance: Capsule (Clear, no to light ppt, yellow)
  • pH (3.1 % 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): 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
  • Casein Peptone: 16.0 g/L
  • Yeast Extract: 10.0 g/L
  • Sodium Chloride: 5.0 g/l
  • Description: Add 2 capsules 2XYT broth in 1 liter purified water until evenly dispersed. Boil for 1 minute with stirring to completely dissolve. Distribute and autoclave at 121oC for 15 minutes.

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

PR1MA 2XYT Broth, Powder

CAS Number: 91079-40-2; 8013-01-2; 7647-14-5
Solubility: Water
Storage Temp: Room Temperature

Nutritionally enriched medium for the growth of recombinant strains of E. Coli and in the preparation and transformation of competent cells.

Dissolve 31g in one liter distilled water. Heat solution to boiling with continuous stirring. Sterilize by autoclaving at 121°C for 15 minutes. Final ph @ 25°C: 6.8-7.2.

Ingredients:

  • Digest Peptone: 16 g/l
  • Yeast Extract: 10 g/l
  • Sodium Chloride: 5 g/l

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

  • Appearance: Cream to beige free flowing powder
  • DCM Appearance: Homogeneous free flowing, beige
  • PPM Appearance: Clear,no to light ppt,yellow
  • pH (3.1 % 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): 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 TBE Buffer 10x Powder

Common Name: TRIS-Borate-EDTA
CAS Number: 77-86-1; 10043-35-3;6381-92-6/60-00-4
Solubility: Water
Storage Temp: Room Temperature

Dry homogeneous blend of molecular biology grade TRIS base, Boric Acid and EDTA.

For use in gel electrophoresis.

Shipping Weight: 0.5 lbs
Shipping Dimensions: 3.50 x 3.75 x 3.50
Appearance: White Powder
pH (1 X Solution): 8.20 - 8.40
Solubility: Clear and Colorless

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

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

 

PR1MA Luria Broth Granulated [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 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 and increase solubility rate.

Ingredients:

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

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

  • Appearance: Cream to beige granular powder
  • DCM Appearance: Homogeneous, free flowing beige to yellow-beige
  • PPM Appearance: Clear, yellow to amber no precipitate (ppt)
  • Appearance of Solution: Prepared medium is yellow to gold and clear to moderately hazy
  • 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): 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
  • Casein Peptone: 10 g/L
  • Sodium Chloride: 10 g/L
  • Yeast Extract: 5 g/L

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

PR1MA PBS / Tween 20 10X Solution

CAS Number: 7558-79-4, 7778-77-0, 7647-14-5, 7447-40-7, 9005-64-5, 7732-18-5
Solubility: Water
Storage Temp: Room Temperature

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

  • Appearance: Clear, yellow solution
  • pH: 7.2 - 7.6

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

PR1MA Protein Gel-Loading Dye for SDS-PAGE

CAS Number: 7732-18-5; 56-81-5; 7647-01-0; 77-86-1; 151-21-3
Storage Temp: Room Temperature

This dye is added to protein samples prior to electrophoresis on SDS–PAGE gels.

Composition:

Water: 80%
Glycerol: <12%
Sodium Dodecyl Sulfate: <5%
Proprietary Component: <2%
TRIS: <1.0%
Shipping Weight: 0.1 lbs

Shipping Dimensions: 1.50 x 3.50 x 1.50
  • Appearance: Slightly Viscous Dark Purple Liquid
  • DNase, RNase, protease: Not Detected
  • Electrophoresis: Pass Test
  • OPTICAL ABS AT 525 NM: 0.15 - 0.35
  • OPTICAL ABS BETWEEN 588-594 NM: 0.32 - 0.47
  • OPTICAL ABS BETWEEN 635-641 NM: 0.25 - 0.40
Research or further manufacturing use only, not for food or drug use.

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

Item#:
ASPROTEINGELLDNSDS

PR1MA Glycine, Free Base

CAS Number: 56-40-6
Molecular Weight: 75.1
Chemical Formula: C2H5NO2
Solubility: Water
Storage Temp: Room Temperature

For use in preparing electrophoresis buffers. Cell culture tested.

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

  • Appearance: White odorless crystalline powder with sweet taste.
  • Solubility (5% in water): Clear & colorless
  • Identification (IR): Test Passes
  • Loss on Drying (@105 oC for 2 hrs):  0.20 %
  • Residue on Ignition:  0.10 %
  • Chloride (Cl):  0.007 %
  • Sulfate:  0.0065 %
  • Heavy Metals:  0.002 %
  • Hydrolyzable Substances: Test Passes
  • Related Compound (Diglycine):  0.1 %
  • Related Compound (Triglycine):  0.1 %
  • Related Compound (Glycine Anhydride):  0.1 %
  • Related Compound (Monochloro Acetic Acid):  0.1 %
  • Related Compound (Iminodiacetic Acid):  0.1 %
  • Related Compound (Haxamathylenetetraamine):  0.1 %
  • Related Compound (Total Impurities):  1.0 %
  • Residual Solvent (Chloroform):  60 mcg/gm
  • Residual Solvent (1,4 Dioxane):  380 mcg/gm
  • Residual Solvent (Methylene Chloride):  600 mcg/gm
  • Residual Solvent (Trichloroethylene):  80 mcg/gm
  • Methanol:  0.3 %
  • Assay: 98.5 - 101.5 %
  • Arsenic:  1.0 ppm
  • Total Viable Bacterial Count:  1000 Cfu/gm
  • Coliform Count: Negative
  • Yeast and Mold Count:  100 CFU/g
  • Test for E-Coli: Absent
  • Test for Salmonella: Absent
  • Test for S-Aureus: Absent
  • Test for Pseudoomonas: Absent
  • BSE/TSE Free: BSE/TSE Free
  • Grade: USP
  • Country of Origin: Report

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