CAS Number: 64485-93-4
Molecular Weight: 477.5
Chemical Formula: C₁₆H₁₆N₅NaO₇S ₂
Solubility: Water
Storage Temp: 2-8°C

Inhibitor of bacterial cell wall synthesis. Inhibits the crosslinking of peptidoglycan by binding and inactivating transpeptidases. High activity against gram negative bacteria. Often used for elimination of Agrobacterium species after inoculation. Resistant to B-Lactamase activity.

Non toxic to plant cells
Plant cell culture tested

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

• Appearance: Off White to Pale Yellow Crystalline Powder
• Assay (Potency dry basis) : 916 - 964 µg/mg
• Bacterial Endotoxins : Meet the requirements
• Clarity of Solution: Meet the requirements
• Color of solution: Meet the requirements
• Identification (A, B, C): Pass Test
• Impurity - Individual: ≤ 1.0 %
• Loss on Drying: ≤ 3.0 %
• pH: 4.5 - 6.5
• Specific Rotation: +58 - +64 °
• Total impurities: ≤ 3.0 %

Cefotaxime, Sodium, Salt, PR1MA, MIDSCI, Laboratory Supplies, High-Quality, Research, Consumables, Reagents, Equipment, Customer Service, Quick Shipping, Satisfaction Guarantee, Personalized Solutions, Universities

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

Carbenicillin, Disodium, Salt, PR1MA, MIDSCI, Laboratory Supplies, High-Quality, Research, Consumables, Reagents, Equipment, Customer Service, Quick Shipping, Satisfaction Guarantee, Personalized Solutions, Universities

CAS Number: 1264-72-8
Molecular Weight: 2801.27
Chemical Formula: (C₅₂H₉₈N₁₆O₁₃ )₂ • 5(H₂SO₄)
Solubility: Water
Storage Temp: Short Term: 2-8°C; Long Term: -20°C

Active against gram negative bacteria. Potency approximately 20,000 units per milligram.

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

• Appearance: White or almost white powder
• Arsenic (As): ≤ 2 ppm
• Heavy Metals : ≤ 20 ppm
• Identification: Conforms
• Loss on Drying: ≤ 3.5 %
• pH (1% in H₂O): 4.0 - 6.0
• Potency (Dried basis): ≥ 19000 µg/mg
• Solubility (50mg/ml in H₂O): Clear and light yellow solution
• Specific Rotation: -73 - -63 °
• Sulfate: 16.0 - 18.0 %
• Sulfated Ash: ≤ 1.0 %

PR1MA™  Doxycycline Hydrochloride 

• Appearance: Yellow crystalline powder
• Absorbance (349nm): 300 - 335
• Ethanol: 4.3 - 6.0 %
• Heavy Metals : ≤ 50 ppm
• Identification (A, B, C): Pass Test
• Light Absorbing Impurities (490nm): ≤ 0.5
• pH: 2.0 - 3.0
• Potency : 800 - 920 µg/mg
• Purity: 95.0 - 102.0 %
• Related Compound (6-Epidoxycyline): ≤ 2.0 %
• Related Substance (Any Other Impurity): ≤ 0.5 %
• Specific Optical Rotation: -120 - -105 ^o
• Sulfated Ash: ≤ 0.4 %
• Water: 1.4 - 2.8 %

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 %

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

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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

• 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

CAS Number: 66-81-9
Molecular Weight: 281.35
Chemical Formula: C₁₅H₂₃NO₄
Solubility: Ethanol, methanol
Storage Temp: 2-8°C

Antifungal antibiotic that inhibits protein synthesis in eukaryotes. Blocks translation of mRNA on the ribosome derived from Streptomyces griseus.

WARNING! This product can expose you to Cycloheximide, 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 Off White Crystalline Powder
• HPLC (Purity): ≥ 96.0 %
• Identification (HPLC): Conforms
• Melting Point: 102 - 120 ^oC
• Potency: ≥ 950 µg/mg
• Solubility: Soluble In Chloroform; Ethanol, Methanol
• Water Content: < 0.3 %

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

• Appearance: Yellow Crystalline Powder
• Crystallinity: Pass
• Identification: Pass
• Loss on Drying: ≤ 2.0 %
• pH (1% Solution in Water)@ 25°C: 2.3 - 3.3
• Potency: ≥ 900 µg/mg
• Specific Rotation: -250 - -235°