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).

Explore PR1MA™ Chemicals, our premium line of USP- and ACS-grade chemicals

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

Shop now for high-quality chemicals or contact our experts for personalized recommendations!

Looking for ways to save? Sign up for our newsletter to hear about upcoming offers!

|◀ ◀ 25 - 36 of 389 ▶ ▶|
View:

PR1MA
™  Gentamicin Sulfate

CAS Number: 1405-41-0
Molecular Weight: 575.67
Chemical Formula: C21H43N5O7 • H2SO4
Solubility: Water
Storage Temp: Room Temperature

Cell culture tested. Aminoglycoside antibiotic with bactericidal activity against most gram negative bacteria.
 
Research or further manufacturing use only, not for food or drug use.
  • Appearance: White to off white powder
  • Composition (C1): 20.0 - 50.0 %
  • Composition (C1a): 10.0 - 35.0 %
  • Composition (C2a + C2): 25.0 - 55.0 %
  • Identification: Meet The Requirements
  • Loss on Drying: ≤ 18.0 %
  • Methanol: ≤ 1.0 %
  • pH: 3.5 - 5.5
  • Potency (Dried basis): ≥ 590 µg/mg
  • Residual Solvents: Meet Requirements
  • Residue on Ignition: ≤ 1.0 %
  • Specific Optical Rotation: +107 - +121 °
  • Country of Origin: Report

  


PR1MA D-(+)-Glucose [Dextrose Anhydrous]

  • Common Name: Dextrose Anhydrous
  • CAS Number: 50-99-7
  • Molecular Weight: 180.16
  • Chemical Formula: C6H12O6
  • Solubility: Water
  • Storage Temp: Room Temperature

USP Grade material.

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

  • Appearance: White Crystalline Powder
  • Assay: 97.5 - 102.0 %
  • Identification (FTIR Spectrum): Pass Test
  • Identification (HPLC): Matches the reference
  • Specific Rotation: +52.6 - +53.2 °
  • Moisture: ≤ 1.0 %
  • Residue on Ignition: ≤ 0.1 %
  • Color of solution: Qualified
  • Conductivity: ≤ 20.0 µs/cm
  • Dextrins: Qualified
  • Soluble starch and sulfite: Qualified
  • Related Substance ( Maltitol and Isomalt): ≤ 0.4 %
  • Related Substance (Maltotriose): ≤ 0.2 %
  • Related Substance (Fructose): ≤ 0.15 %
  • Related Substance ( Unspecified Impurities): ≤ 0.1 %
  • Related Substance (Total impurity): ≤ 0.5 %
  • Heavy Metals: ≤ 5 ppm
  • Residual Solvents: None
  • Total Bacterial Count: ≤ 1000 cfu/g
  • Mold and Yeast: ≤ 100 cfu/g
  • E.Coli: Negative
  • Endotoxin: ≤ 1.25 EU/g
  • Source: Corn
  • Grade: Meets the current USP Grade
  • BSE/TSE Free: BSE/TSE Free



PR1MA
™  Carbenicillin, Disodium Salt

CAS Number: 4800-94-6
Molecular Weight: 422.4
Chemical Formula: C17H16N2Na2O 6S
Solubility: Water
Storage Temp: 2-8°C

USP grade

Prevents bacterial cell wall synthesis. Inhibits crosslinking of peptidoglycan by binding and inactivating transpeptidases. Highly active against gram negative bacteria. Commonly used for the elimination of Agrobacterium species after inoculation. Sensitive to B-Lactamase.

  • Non-toxic to plant cells
  • Plant cell culture tested
  • Hygroscopic

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

  • Appearance: White to Off White Crystalline Powder
  • Identification, Sodium Reaction: Pass Test
  • Water: ≤ 6.0 %
  • pH: 6.50 - 8.0
  • Clarity of Solution: Clear Solution
  • Benzyl penicillin sodium: ≤ 5.0 %
  • Chromatographic Purity (HPLC): ≥ 92.0 %
  • Assay (Anhydrous): ≥ 88.0 %
  • Bacterial Endotoxins : ≤ 0.05 EU/mg
  • Iodine Absorbing Substances: ≤ 8.0 %
  • Potency (Dried basis): ≥ 770 µg/mg
  • Grade: USP
  • Country of Origin : Report

  


PR1MA™ bis-Acrylamide

CAS Number: 110-26-9
Molecular Weight: 154.2
Chemical Formula: C7H10N2O2
Solubility: Water
Storage Temp: Room Temperature

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

  • Appearance: White Crystalline Powder
  • Absorbance 290 nm (1% water ): ≤ 0.2
  • Acrylic Acid: ≤ 0.001 %
  • Conductivity (2% Water): ≤ 5 umhos
  • DNase: Not Detected
  • Identification: Pass
  • pH (1%, 0.1M NaCl) 25oC: ≥ 5.0
  • Protease: Not Detected
  • Purity: ≥ 99.0 %
  • RNase: Not Detected

 

PR1MA™  Kanamycin Monosulfate [Kanamycin A]

CAS Number: 25389-94-0
Molecular Weight: 582.6
Chemical Formula: C18H36N4O11 • H2SO4
Solubility: Water
Storage Temp: Room Temperature

Aminoglycoside antibiotic with a bactericidal action against most gram negative bacteria. Incorporates into sensitive bacterial cells by an active transport process. Binds to the 30S and to some extent the 50S subunits of the bacterial ribosome, inhibiting protein synthesis and generating errors in the transcription of the genetic code. Widely used as a selective agent for the incorporation of the NPT II (APH3') gene in plant tissue.

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

  • Appearance: White Powder
  • Chromatographic Purity: Pass Test
  • Identification: Pass Test
  • Loss on Drying: ≤ 1.5 %
  • pH (1% Solution): 6.5 - 8.5
  • Potency: ≥ 750 µg/mg
  • Residue on Ignition: ≤ 1.0 %
  • Specific Rotation: +116 - +123°

  

 

PR1MA™ Bicine Ultra-Pure

CAS Number: 150-25-4
Molecular Weight: 163.2
Chemical Formula: C6H13NO4
Solubility: Water
Storage Temp: Room Temperature

Zwitterionic buffer used in a variety of molecular biology applications such as protein resolution, protein crystallization and SDS-PAGE.

pKa @ 25°C: 8.3
pH Range: 7.6-9.0
Melting Range: 190-192°C

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

  • Appearance: White Powder
  • FTIR: Conforms to reference
  • Optical ABS @ 260 NM: ≤ 0.1
  • Optical ABS @ 280 NM: ≤ 0.1


[1,3-Diaza-2-,4-cyclopentadiene]

PR1MA™ Imidazole [Glyoxaline] [1,3-Diaza-2-,4-cyclopentadiene]

Common Name: [Glyoxaline] [1,3-Diaza-2,4-cyclopentadiene]
CAS Number: 288-32-4
Molecular Weight: 68.1
Chemical Formula: C3H4N2
Solubility: Water
Storage Temp: Room Temperature

pKa (25°C): 6.9-7.0
pH range: 6.2-7.8

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

  • Appearance: White to off white crystals
  • Assay: ≥ 99.0 %
  • DNase: Not Detected
  • Identification: Pass Test
  • Loss on Drying: ≤ 0.5 %
  • Melting Point: 88 - 92 oC
  • OPTICAL @ 260 NM: ≤ 0.2
  • PKa @ 25°C: 6.79 - 7.19
  • Protease: Not Detected
  • RNase: Not Detected

  



PR1MA
™  G-418 Disulfate

CAS Number: 108321-42-2
Molecular Weight
: 692.7
Chemical Formula: C20H40N4O10 • 2H2SO4
Solubility: Water
Storage Temp: 2-8°C
 
Aminoglycoside antibiotic used as a selective agent in transformation experiments. Alternative for Kanamycin in monocots eg: rice, lollum and graminea which are highly resistant to the latter. Optical rotation +121.2°. Cell culture tested on Bacillus subtilus.
 
Research or further manufacturing use only, not for food or drug use.
  • Appearance: White Powder
  • Absorbance @ 280nm (1mg/mL in H2O): ≤ 0.015 nm
  • Absorbance @ 570nm (100mg/mL in H2O): ≤ 0.10 nm
  • Ammonia: ≤ 1.0 %
  • HPLC (Purity) : Report %
  • Loss on Drying: ≤ 10.0 %
  • pH: 5.0 - 6.0
  • Potency (Dry basis): ≥ 700 µg/mg
  • Purity (TLC-Spot): ≤ 3 Spots
  • Solubility (100mg/ml in H2O): Colorless Solution
  • Specific Rotation: +104 - +121 °
  • Non Animal Origin: The product does not come in contact with materials of animal origin.

  

PR1MA™ Potassium Phosphate, Dibasic

CAS Number: 7758-11-4
Molecular Weight: 174.2
Chemical Formula: K2HPO4
Solubility: Water
Storage Temp: Room Temperature

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

  • Appearance: White Powder
  • Aerobic Plate Count:  ≤  1000 CFU/g
  • Assay: ≥ 98.0 %
  • Chloride (Cl): ≤ 0.003 %
  • Heavy Metals : ≤ 5 ppm
  • Insoluble Matter: ≤ 0.01 %
  • Iron: ≤ 0.001 %
  • Loss on Drying: ≤ 1.0 %
  • Nitrogen Compound: ≤ 0.001 %
  • pH (5% Solution): 8.5 - 9.6
  • Sodium (Na): ≤ 0.05 %
  • Sulfate: ≤ 0.005 %
  • Total Coliforms: Negative
  • Yeast and Mold Count: ≤ 100 CFU/g

  

[3-[(3-Cholamidopropyl)-dimethylammonio]-1-propanesulfonate]


PR1MA
™ CHAPS [3-[(3-Cholamidopropyl)-dimethylammonio]-1-propanesulfonate]

Common Name: 3-[(Cholamidopropyl) dimethylammonio]-1-propanesulfonate
CAS Number: 75621-03-3
Molecular Weight: 614.9
Chemical Formula: C32H58N2SO7
Solubility: Water
Storage Temp: Room Temperature

Zwitterionic, non-denaturing detergent for solubilizing membrane proteins.

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

  • Appearance: White Powder
  • Identification: Pass Test
  • Moisture : ≤ 2.0 %
  • Purity: ≥ 99 %
  • RNase/DNase/Protease: None Detected
  • Solubility (20%, water): Complete / Colorless
  • TLC (silica gel: methanol/NH4OH = 95/5): One Spot


PR1MA™  Ticarcillin Disodium Salt

CAS Number: 4697-14-7
Molecular Weight: 428.39
Chemical Formula: C15H14N2Na2O 6S2
Solubility: Water
Storage Temp: 2-8°C

Inhibits bacterial cell wall synthesis. Highly active against gram negative bacteria such as Agrobacterium strains. -Lactamase inhibitor. Hygroscopic.

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

  • Appearance: White to yellow crystalline powder
  • Assay (Ticarcillin Content, dried basis): ≥ 80.0 %
  • Assay (Ticarcillin, dried basis): ≥ 800 µg/mg
  • Heavy Metals : ≤ 10 ppm
  • Identification: Pass Test
  • pH: 6.0 - 8.0
  • Related Substances (Largest Impurity): ≤ 4.0 %
  • Related Substances (Second Major Impurity) : ≤ 2.5 %
  • Residual Solvents: Meets the requirements
  • Specific Rotation: +172 - +187 °
  • Sterility: Meet the requirements
  • Water: ≤ 6.0 %
  • Bacterial Endotoxins : ≤ 0.05 EU/mg
  • Grade: Conforms to USP Specifications

  

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!

|◀ ◀ 25 - 36 of 389 ▶ ▶|
View: