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  Neomycin Sulfate

CAS Number: 1405-10-3
Molecular Weight: 908.9
Chemical Formula: C23H46N6O13  3H2SO4
Solubility: Water
Storage Temp: Room Temperature

Aminoglycoside antibiotic active against most gram negative bacteria. Selective agent for the incorporation of the NPT II (APH3') gene in plant tissue. Plant cell culture tested.
Ingredients:

  • Neomycin B: 85%
  • Neomycin C: 10%
WARNING! This product can expose you to Neomycin sulfate, a chemical which is known to the State of California to cause developmental harm. For more information go to www.P65Warnings.ca.gov.
Research or further manufacturing use only, not for food or drug use.

  • Appearance: White to Yellowish- White Powder
  • Identification: Pass Test
  • Loss on Drying:  8.0 %
  • pH (3.3 % in Aqueous Solution): 5.0 - 7.5
  • Potency :  600 IU/mg
  • Non Animal Origin: Non Animal Origin
  • Country of Origin: Report

  

PR1MA  MOPS [3-(N-morpholino)-propanesulfonic acid]

Common Name: 3-(N-Morpholino)propanesulfonic acid
CAS Number: 1132-61-2
Molecular Weight: 209.3
Chemical Formula: C7H15NO4S
Solubility: Water
Storage Temp: Room Temperature

Molecular Biology Grade

  • Heavy Metals: <5 ppm
  • pKa: (20°C) 7.20 ± 0.2
  • pH Range: 6.5-7.9
Research or further manufacturing use only, not for food or drug use.

  • Appearance: White crystalline powder
  • Absorbance @250nm, 1M solution in H2O:  0.1
  • Absorbance 260nm:  0.2 nm
  • Absorbance 280nm:  0.2
  • Assay (Titration):  99.0 %
  • Endotoxin :  0.5 EU/mg
  • Heavy Metals:  5 ppm
  • Identification: Matches the reference
  • Iron (Fe):  5 ppm
  • Loss on Drying (105 oC):  1.0 %
  • Melting Point: 276.0 - 281.0 oC
  • pH: 2.5 - 5.0
  • pKa @ 20°C: 7.0 - 7.4
  • Residue on Ignition:  0.2 %
  • Solubility: Clear, colorless solution

  

PR1MA Acrylamide, 40% Solution

CAS Number: 79-06-1; 7732-18-5
Storage Temperature: 2-8°C

A 40% (w/v) Acrylamide solution.

WARNING! This product can expose you to Acrylamide, a chemical which is known to the State of California to cause cancer, developmental and reproductive harm. For more information go to www.P65Warnings.ca.gov.

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

  • Appearance: Clear, Colorless Solution
  • Acrylic Acid:  0.003 %
  • Conductivity:  5 µmhos
  • DNase, RNase, protease: Not Detected
  • Electrophoresis: Pass Test
  • pH @25 °C: 6.0 - 7.0

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


PR1MA Potassium Phosphate, Monobasic, ACS

 

CAS Number: 7778-77-0
Molecular Weight: 136.1
Chemical Formula: KH2PO4
Solubility: Water
Storage Temp: Room Temperature

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

  • Appearance: White crystalline powder
  • Odor: Odorless
  • pH (5% Solution): 4.1 - 4.5
  • Insoluble Matter: ≤ 0.01 %
  • Loss on Drying: ≤ 0.2 %
  • Chloride (Cl): ≤ 0.001 %
  • Sulfate: ≤ 0.003 %
  • Heavy Metals: ≤ 0.001 %
  • Iron: ≤ 0.002 %
  • Sodium (Na): ≤ 0.005 %
  • Assay: ≥ 99.0 %
  • Grade: ACS
  • BSE/TSE Free: BSE/TSE Free
  • Non-Animal Origin: Non-Animal Origin
  • Country of Origin: Report

  



PR1MA
  Cefsulodin, Sodium Salt
 

CAS Number: 52152-93-9
Molecular Weight: 554.5
Chemical Formula: C22H19N4NaO8S 2
Solubility: Water
Storage Temp: 2-8°C

Cefsulodin is a third generation cephalosporin antibiotic that inhibits cell wall synthesis. It has high activity against Pseudomonas aeruginosa with no significant activity against other gram negative bacteria. Limited activity against gram positive and anaerobic bacteria.

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

  • Appearance: White to yellow crystalline powder
  • Assay (Anhydrous):  86.0 %
  • Chromatographic Purity :  98.0 %
  • Isonicotinic Acid Amide:  1.0 %
  • pH: 3.3 - 4.8
  • Specific Optical Rotation: +16.5 - +20.0 °
  • Total of other impurities:  1.5 %
  • Water:  5.0 %

  


PR1MA Agar, Bacteriological Grade

 

CAS Number: 9002-18-0

Solubility: Water with Heat

Storage Temp: Room Temperature

 

Mix 15 grams per liter in Molecular Biology grade water.

Shipping Weight: 1.4 lbs
Shipping Dimensions: 3.50 x 7.00 x 3.50

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

Appearance: White to Cream Powder

Gel Strength (1.5% gel, 20°C): 600 - 1100 g / cm³

Loss on Drying: Report %

Item#:
ASAGARBACGR

PR1MA Doxorubicin Hydrochloride, Powder

CAS Number: 25316-40-9
Molecular Weight: 580.0
Chemical Formula: C27H29NO11 
 HCl
Solubility: Water
Storage Temp: 2-8°C

Antineoplastic antibiotic interferes with nucleic acid synthesis. Also acts on cell membranes.

WARNING! This product can expose you to Doxorubicin HCl, a chemical which is known to the State of California to cause developmental harm. For more information go to www.P65Warnings.ca.gov.

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

  • Appearance: Orange red crystalline powder
  • Assay (Anhydrous): 98.0 - 102.0 %
  • pH: 4.0 - 5.5
  • Solubility: Soluble in water; slightly soluble in methanol; practically insoluble in acetone and ethanol
  • Water:  4.0 %
  • Bacterial Endotoxins:  2.2 U/mg
  • Chloride: Complies with standard
  • Crystallinity: Meets requirements
  • FTIR: Complies with standard
  • HPLC: Complies with standard
  • 1-Butanol:  0.5 %
  • Acetone:  0.5 %
  • Doxorubicinone:  0.50 %
  • Ethanol:  1.0 %
  • Other impurities:  0.10 %
  • Total impurities:  1.0 %
  • BSE/TSE Free: BSE/TSE Free
  • Country of Origin: Report


PR1MA  D-Cycloserine

CAS Number: 68-41-7
Molecular Weight: 102.1
Chemical Formula: C3H6N2O2
Solubility: Water
Storage Temp: 2-8°C

Interferes with bacterial cell wall synthesis by competing with D-Alanine for incorporation into the cell wall. Active against most mycobacteria with some activity against gram negative bacteria.

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

  • Appearance: White to pale yellowish crystalline powder
  • Identification: A blue color gradually develops
  • Specific Rotation: +108 - +114 °
  • Polymer (285nm):  0.80
  • Crystallinity: Should Comply
  • pH: 5.5 - 6.5
  • Loss on Drying:  1.0 %
  • Residue on Ignition:  0.50 %
  • Methanol:  0.30 %
  • Ethyl Acetate:  0.50 %
  • Ethanol:  0.5 %
  • Acetone:  0.50 %
  • Acetic Acid:  0.50 %
  • Assay:  90.0 %
  • Grade: USP
  • Country of Origin: Report

  



PR1MA
 Chloramphenicol

CAS Number: 56-75-7
Molecular Weight: 323.1
Chemical Formula: C11H12Cl2N25
Solubility: Ethanol, Methanol and Slightly Soluble in Water
Storage Temp: Room Temperature

Bacteriostatic antibiotic with activity against gram-positive and gram-negative bacteria.

Plant cell culture tested.

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

  • Appearance: White, greyish-white or yellowish-white, fine, crystalline powder or fine crystals, needles or elongated plates
  • Identification: Pass
  • Melting Point : 149 - 153 oC
  • pH: 4.5 - 7.5
  • Specific Optical Rotation: +17.0 - +20.0 o
  • Chloride:  0.01 %
  • Related Substances:  0.50 %
  • Loss on Drying:  0.50 %
  • Sulfated Ash:  0.10 %
  • Assay (Dried Basis): 98.0 - 102.0 %
  • Non Animal Origin: Non Animal Origin
  • Grade: USP
  • Country of Origin : Report

  


PR1MA Acrylamide/bis-Acrylamide, Premixed Powder, 50:1 Ratio

Storage Temp: Room Temperature

WARNING! This product can expose you to Acrylamide, a chemical which is known to the State of California to cause cancer, developmental and reproductive harm. For more information go to www.P65Warnings.ca.gov.

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

  • Appearance: Powder
  • Solubility: Clear Solution
  • Conductivity: ≤ 10 µmhos
  • Electrophoresis: Pass

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

PR1MA Tris-Acetate

Molecular Weight: 181.19
Chemical Formula: C14H11NO3C2H4O2
Solubility: Water
Storage Temp: Room Temperature

Moisture: <0.3%
pH (0.1M, H2O) @25°C: 6.0-7.0%
Heavy Metals: 0.001%

Shipping Weight: 0.3 lbs

Shipping Dimensions: 3.50 x 3.75 x 3.50
  • Appearance: White crystalline powder
  • Heavy Metals: ≤ 0.001 %
  • Moisture: ≤ 0.3 %
  • pH (0.1M Solution in water): 6.0 - 7.0
  • Purity: ≥ 98.0 %
  • Residue on Ignition: ≤ 0.1 %
  • BSE/TSE Free: BSE/TSE Free
  • Country of Origin: Report

  

Item#:
ASTRISACETATE

PR1MA  Sodium Phosphate Dibasic, Anhydrous

CAS Number: 7558-79-4
Molecular Weight: 142.0
Chemical Formula: Na2HPO4
Solubility: Water
Storage Temp: Room Temperature

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

  • Appearance: White Crystal
  • Assay:  99.0 %
  • Chloride (Cl):  0.002 %
  • Heavy Metals :  10 ppm
  • Insoluble Matter:  0.01 %
  • Iron:  0.002 %
  • Loss on Drying:  0.2 %
  • pH (5% Solution): 8.7 - 9.3
  • Sulfate:  0.005 %
  • Aerobic Plate Count:  1000 CFU/g
  • Yeast and Mold :  100 cfu/g
  • Total Coliforms: Negative

  

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