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Kappa is now PR1MA - Same great product, new name
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PR1MA  Phleomycin 20mg/ml Solution

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

Kappa is now PR1MA - Same great product, new name
Looking for something else? Email tech@midsci.com. If we can get it, we will add it to the website.

 

PR1MA  Mitomycin C

CAS Number: 50-07-7
Molecular Weight: 334.3
Chemical Formula: C15H18N4O5
Solubility: Ethanol
Storage Temperature: 2-8°C

 
Antineoplastic antibiotic that acts as an alkylating agent after activation and also suppresses the synthesis of nucleic acids. A cell-cylce non specific agent, most active in the late G1 and early S phases.


WARNING! This product can expose you to Mitomycin-C, a chemical which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.


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

  • Appearance: Blue violet solid
  • Identification (UV): Conforms
  • Purity-HPLC (RP CH3CN:H2O-0-100%):  99.0 %
  • Purity-HPLC (RP MEOH:H2O-90-10):  98.0 %
  • Purity-TLC (CH2CL2:MEOH- 9:1):  98.0 %
  • Solubility (10 mg/ml MEOH): Clear Blue Solution

Kappa is now PR1MA - Same great product, new name
Looking for something else? Email tech@midsci.com. If we can get it, we will add it to the website.
 


PR1MA  Puromycin Dihydrochloride

CAS Number: 58-58-2
Molecular Weight: 544.43
Chemical Formula: C22H29N7O5  2HCl
Solubility: Water
Storage Temperature: -20°C


Aminonucleoside antibiotic allows selection of cells expressing the pac gene. Inhibits growth of gram positive bacteria and various animal and insect cells.


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

  • Appearance: White to Off White Powder
  • Identification (TLC): Conforms
  • Melting Point: 168 - 182 oC
  • Purity (HPLC):  98.0 %
  • Solubility: Clear, colorless or light yellow solution
  • Water (KF):  12.0 %

Kappa is now PR1MA™ - Same great product, new name
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PR1MA  Blasticidin S Hydrochloride Powder

CAS Number: 3513-03-9
Molecular Weight: 458.9
Chemical Formula: C17H26N8O5  HCl
Solubility: Water
Storage Temperature: -20°C


A peptidyl nucleoside antibiotic isolated from the culture broth of Streptomyces griseogenes, inhibits protein synthesis in both prokaryotes and eukaryotes.

 
Research or further manufacturing use only, not for food or drug use.
 
  • Appearance: White Powder
  • Endotoxin :  1.0 EU/mg
  • Identification: Pass Test
  • Potency:  850 µg/mg
  • Purity (HPLC):  98.0 %
  • Solubility: Clear, Slightly yellow solution at 5 mg/mL in water

Kappa is now PR1MA - Same great product, new name
 
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PR1MA
  Doxycycline Hydrochloride
 

CAS Number: 10592-13-9
Molecular Weight: 480.9
Chemical Formula: C22H24N2O8  HCl
Solubility: Water
Storage Temperature: 2-8°C

 
Tetracycline antibiotic active against gram positive and gram negative bacteria. Interferes with bacterial cell wall synthesis.
 

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

  • 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 %

Kappa is now PR1MA - Same great product, new name
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PR1MA  Metronidazole

CAS Number: 443-48-1
Molecular Weight: 171.2
Chemical Formula: C6H9N3O3
Solubility: Dilute acids
Storage Temperature: Room Temperature

 
Derivative of 5-Nitroimidazole with activity against anaerobic protozoa and anaerobic bacteria. Protect from light.

 
Soluble in:
Water (10 mg/ml at 20°C)
Ethanol (5 mg/ml)
Methanol
Chloroform (<0.5 mg/ml)
DMSO (34 mg/ml at 25°C)

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

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

  • Appearance: White or yellowish powder
  • Assay (Dry Basis): 99.0 - 101.0 %
  • Identification: Conform
  • Sulfated Ash:  0.1 %
  • Non Animal Origin: Non Animal Origin
  • Country of Origin : Report

Kappa is now PR1MA - Same great product, new name
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PR1MA  Tetracycline Hydrochloride

CAS Number: 64-75-5
Molecular Weight: 480.9
Chemical Formula: C22H24N2O8  HCl
Solubility: Water
Storage Temperature: Room Temperature


Bacteriostatic antibiotic with activity against gram positive and gram negative bacteria. Slightly soluble in water.

 
WARNING! This product can expose you to Tetracycline 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: Yellow, Crystalline Powder
  • Identification (A, B, C): Pass Test
  • Specific Rotation: -255 - - 240 °
  • Crystallinity: Meets with specification
  • pH (1% Solution): 1.8 - 2.8
  • Loss on Drying (105 oC):  2.0 %
  • Epitetracycline:  3.0 %
  • 4-Ephianhydrotetracyline:  2.0 %
  • Anhydrotetracycline:  0.5 %
  • 2-Acetyl-2-Decarbamoyltetracycline:  1.5 %
  • Chlortetracycline:  0.5 %
  • Sum of impurities other than epitetracycline:  5.0 %
  • Assay of Tetracycline Hydrochloride (On Dried Basis):  900 µg/mg
  • Residual Solvent (1-Butanol):  5000 ppm
  • Residual Solvent (Acetone):  500 ppm
  • Grade: USP
  • Country of Origin: Report

Kappa is now PR1MA™ - Same great product, new name
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PR1MA  Cefotaxime, Sodium Salt

CAS Number: 64485-93-4
Molecular Weight: 477.5
Chemical Formula: C16H16N5NaO7S 2
Solubility: Water
Storage Temperature: 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 %

Kappa is now PR1MA - Same great product, new name
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PR1MA  Trimethoprim

CAS Number: 738-70-5
Molecular Weight: 290.3
Chemical Formula: C14H18N4O3
Solubility: DMSO 50mg/ml, Methanol 12:1 mg/ml, Water 0.4 mg/ml
Storage Temperature: 2-8°C


Inhibits dihydrofolate reductase. Active against most gram negative and gram positive aerobic bacteria.


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


  • Appearance: Off White to Light Yellow Crystalline Powder
  • Assay (Anhydrous): 98.5 - 101 %
  • Heavy Metals :  20 ppm
  • Loss on Drying:  1.0 %
  • Melting Point: 199 - 203 oC
  • Related Substances:  0.2 %
  • Sulfated Ash:  0.1 %

Kappa is now PR1MA - Same great product, new name
Looking for something else? Email tech@midsci.com. If we can get it, we will add it to the website.
 


PR1MA  Gentamicin Sulfate

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

Kappa is now PR1MA - Same great product, new name
Looking for something else? Email tech@midsci.com. If we can get it, we will add it to the website.
 


PR1MA  Sulfamethoxazole

CAS Number: 723-46-6
Molecular Weight: 253.3
Chemical Formula: C10H11N3O3S
Solubility: Acetone
Storage Temperature: Room Temperature


Bacteriostatic antibiotic that inhibits nucleic acid synthesis in sensitive micro-organisms.


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


  • Appearance: White to Off White Crystalline Powder
  • Infrared Spectrum: Conforms to Structure
  • Loss on Drying:  0.5 %
  • Residue on Ignition:  0.1 %
  • Related Substance (Sulfanilic acid):  0.10 %
  • Related Substance (Sulfanilamide):  0.10 %
  • Related Substance (Impurity C, A):  0.10 %
  • Related Substance (Impurity B):  0.10 %
  • Related Substance (Impurity F):  0.10 %
  • Any other Impurity:  0.10 %
  • Total impurities:  0.30 %
  • Assay (Titration): 99.0 - 101.0 %
  • Grade: USP
  • Country of Origin : Report

Kappa is now PR1MA - Same great product, new name
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PR1MA  Validamycin A

CAS Number: 37248-47-8
Molecular Weight: 497.5
Chemical Formula: C20H35NO13
Solubility: DMSO, slightly soluble in ethanol
Storage Temperature: 2-8°C



Inhibits trehalase activity. Enhances trehalose accumulation in transgenic plants.



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


  • Appearance: Light yellow loose powder
  • Assay:  64.0 %
  • pH: 2.5 - 5.0
  • Water:  5.0 %
  • Water Insoluble:  0.2 %

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