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Kappa is now PR1MA - Same great product, new name
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PR1MA  HEPPS [N-(2-Hydroxyethyl)piperazine-N'-(3-propane sulfonic acid)] [EPPS]

Common Name: HEPPS [N-(2-Hydroxyethyl)piperazine-N'-(3-propane sulfonic acid)] [EPPS]
CAS Number: 16052-06-5
Molecular Weight: 252.3
Chemical Formula: C9H20N2O4S
Solubility: Water
Storage Temperature: Room Temperature


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


  • Appearance: White Crystalline Powder
  • Assay (Titration, dried basis):  99.0 %
  • Loss on Drying:  1.0 %
  • pH (1mol/L in Water @ 20 oC: 5.0 - 7.0
  • Solubility (0.1M in water): Clear and Colorless

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PR1MA  Cycloheximide

CAS Number: 66-81-9
Molecular Weight: 281.35
Chemical Formula: C15H23NO4
Solubility: Ethanol, methanol
Storage Temperature: 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 %

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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

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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 %

No current replacements available at this time.  Please find other currently available buffers here.


PR1MA  Potassium Phosphate, Monobasic, ACS

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


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


  • Appearance: Crystals
  • Assay: ≥ 99.0 %
  • Chloride (Cl):  0.001 %
  • Heavy Metals :  10 ppm
  • Insoluble Matter:  0.01 %
  • Iron:  0.002 %
  • Lead:  0.1 ppm
  • Loss on Drying:  0.2 %
  • Nitrites: Pass
  • pH (5% Solution): 4.1 - 4.5
  • Sodium:  50 ppm
  • Sulfate:  0.003 %
  • Total Coliforms: Negative
  • Aerobic Plate Count:  1000 CFU/g
  • Yeast and Mold Count:  100 CFU/g

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PR1MA Glycerol

CAS Number: 56-81-5
Molecular Weight: 92.1
Chemical Formula: C3H8O3
Solubility: Water
Storage Temperature: Room Temperature


Used in sample preparation and gel formation for polyacrylamide gel electrophoresis. Also used in casting gradient gels, as a protein stabilizer and storage buffer component.


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


  • Appearance: Clear and Colorless Liquid
  • Chloride (Cl):  0.001 %
  • Chlorinated Compounds:  0.003 %
  • Color, APHA:  10.0
  • Fatty Acids & Esters (USP):  1.0 (ml 0.5 N NaOH) %
  • Glycerine :  99.7 %
  • Heavy Metals :  5.0 ppm
  • Identification C (GC): Pass
  • Limit of Diethylene Glycol & RC: Pass
  • Purity (USP): 99.0 - 101.0 %
  • Residue on Ignition:  0.01 %
  • Specific Gravity:  1.259
  • Water:  5.0 %
  • Date of Manufacture: Report

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PR1MA Water, HPLC Grade

CAS Number: 7732-18-5
Molecular Weight: 18.0
Chemical Formula: H2O
Storage Temperature: Room Temperature


Certified RNase and DNase free for use in molecular biology applications. Ideal for making reagents, rinsing glass and plastic ware, enzymatic reactions and more. Toxic agents such as DEPC are not used in purification procedures.

  • Endotoxin Free
  • RNase Free
  • DNase Free


*Tested to < 0.001 EU/ML


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


  • Appearance: Clear and Colorless Solution
  • TOC (ppb):  3 ppb
  • UV Absorbance (1 cm cell Vs Water) @ 190nm:  0.01
  • UV Absorbance (1 cm cell Vs Water) @ 200 nm:  0.010
  • UV Absorbance (1 cm cell Vs Water) @ 210 nm:  0.010
  • UV Absorbance (1 cm cell Vs Water) @ 250 nm:  0.005
  • UV Absorbance (1 cm cell Vs Water) @ 254 nm:  0.005
  • UV Absorbance (1 cm cell Vs Water) @ 280 nm:  0.005
  • Filtered through Ultrafiltration (0.01 Micron): Conforms
  • Country of Origin: USA

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PR1MA  Blasticidin S Hydrochloride 10 mg/mL Solution

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 eukaryates.


Supplied as a 10mg/ml sterile solution in HEPES buffer.
Research or further manufacturing use only, not for food or drug use.
 
  • Appearance: Clear Solution
  • Concentration: 10mg/ml sterile solution
  • Description: Colorless solution in HEPES buffer
  • pH: 7.2 - 7.5
  • Purity:  98.0 %

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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

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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 %

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PR1MA  Doxorubicin Hydrochloride, Powder

CAS Number: 25316-40-9
Molecular Weight: 580.0
Chemical Formula: C27H29NO11  HCl
Solubility: Water
Storage Temperature: 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  Phleomycin, Powder

CAS Number: 11006-33-0
Molecular Weight: 1525
Chemical Formula: C55H85O21N20S 2Cu  HCl
Solubility: Water
Storage Temperature: 2-8°C


Produced by Streptomyces verticullus and part of the structurally related group of Bleomycin/Phleomycin type antibiotics. Used as a selective agent in transformation experiments with mammalian cells, plant cells and yeast. Cytotoxic action of this type antibiotic results from the ability to cause fragmentation of DNA. In Vitro studies indicate that Phleomycin causes accumulation of cells in the G2 phase of the cell cycle.


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


  • Appearance: Light Blue Powder
  • U.V. Absorbance (244nm, 600 µg/ml, 0.1cm Path): 0.20 - 0.30
  • Storage Condition: Store at 2 - 8 oC (Very Hygroscopic:Keep container tightly sealed until ready for use).

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PR1MA  Nystatin

CAS Number: 1400-61-9
Molecular Weight: 926.1
Chemical Formula: C47H75NO17
Solubility: DMSO
Storage Temperature: 2-8°C


Polyene antifungal antibiotic produced by Streptomyces noursei.


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


  • Appearance: Yellow to light tan powder
  • Crystallinity: Pass Test
  • Identification: Pass Test
  • Loss on Drying:  5.0 %
  • pH @25 °C: 6.0 - 8.0
  • Potency (Assay):  4400 U/mg
  • Suspendability: Pass Test
  • Residual Solvent (n-butanol):  1000 ppm
  • Residual Solvent (Methanol):  3000 ppm
  • Residual Solvent (Acetone):  5000 ppm
  • Residual Solvents: The following Class 1,2, or 3 Solvents may be present in this product. All comply with the limits prescribed in the current USP.

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PR1MA  Bacitracin

CAS Number: 1405-87-4
Molecular Weight: 1422.69
Chemical Formula: C66H103N17O16 S
Solubility: Water, Ethanol, and Methanol
Storage Temperature: 2-8°C


Interferes with bacterial cell wall synthesis. Active against gram positive bacteria. Toxic to plant cells.


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

  • Appearance: White to pale buff powder
  • Identification: Pass test
  • pH: 5.5 - 7.5
  • Loss on Drying:  5.0 %
  • Residue on Ignition:  0.5 %
  • Bacitracin A:  40.0 %
  • SUM of bacitracin A, B1, B2 and B3:  70.0 %
  • Limit of early eluting peptides:  20.0 %
  • Limit of Bacitracin F:  6.0 %
  • Microbial Assay (Dried Basis):  65.0 IU/mg
  • Heavy Metals :  30 ppm
  • Total Viable Aerobic Count:  100 CFU/g
  • Particle Size (< 20µm by volume):  99.0 %
  • Crystallinity : Pass
  • Appearance of Solution: Clear, colorless to slight hazy yellow
  • Source: Bacillus Licheniformis
  • Non Animal Origin: Non Animal Origin
  • Grade: USP
  • Country of Origin : Report

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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

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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 %

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PR1MA  Chloramphenicol
 

CAS Number: 56-75-7
Molecular Weight: 323.1
Chemical Formula: C11H12Cl2N2O 5
Solubility: Ethanol, Methanol and Slightly Soluble in Water
Storage Temperature: 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 - +20.0o
  • 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

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PR1MA
D-(+)-Biotin [Vitamin H]

Common Name: Vitamin H

CAS Number: 58-85-5

Molecular Weight: 244.3

Chemical Formula: C10H16N2O3S

Solubility: Water

Storage Temperature: 2-8°C


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

  • Appearance: White or off white powder
  • Assay: 97.5 - 102.0 %
  • Related Substance (HPLC-Individual Impurity):  1.0 %
  • Related Substance (HPLC-Total Impurities):  2.0 %
  • Residual Solvents: To meet requirments
  • Specific Rotation: +89 - +93 °
  • BSE/TSE Free: BSE/TSE Free
  • Grade: USP

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

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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 Temperature: 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

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PR1MA Bromophenol Blue [3',3",5',5"-Tetrabromo-phenolsulfonephthalein]

Common Name: 3',3",5',5"-Tetrabromo-phenolsulfonephthalein
CAS Number: 115-39-9
Molecular Weight: 669.96
Chemical Formula: C19H10Br4O5S
Solubility: Methanol, ethanol
Storage Temperature: Room Temperature


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


  • Appearance: Pink to Red Crystalline Powder
  • Clarity of Solution: Pass
  • Visual Transition Interval (pH 3.0 - 4.6): Pass

Premixed Powder, 50:1 Ratio

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

Storage Temperature: 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

PR1MA Ethanol, Reagent Grade

Appearance: Clear Colorless Free of Foreign Matter
Color Value: ≤ 15
Ethyl Alcohol, Denatured:
Conforms Specific Gravity: 0.782 - 0.802
 

Components:

  • Ethyl Alcohol      90%
  • 2-Propanol          5%
  • Methanol            5%

Item#:
ASETHANOL

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PR1MA Acrylamide

CAS Number: 79-06-1
Molecular Weight: 71.1
Chemical Formula: C3H5NO
Solubility: Water
Storage Temperature: 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: White Crystalline Powder
  • Acrylic Acid :  10 ppm
  • Assay:  99.9 %
  • Conductivity:  3.5 µmhos
  • DNase, RNase, protease: Not Detected
  • Electrophoresis: Pass Test
  • Iron:  1 ppm
  • Lead:  1 ppm
  • Magnesium:  1 ppm
  • Melting Point: 84.0 - 86.0 oC
  • pH (10%, 0.1 M NaCl @ 25 oC) : 6.5 - 7.5
  • Solubility (40% Aqueous Solution): Clear and colorless

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PR1MA Chloramphenicol

CAS Number: 56-75-7
Molecular Weight: 323.1
Chemical Formula: C11H12Cl2N2O 5
Solubility: Ethanol, Methanol and Slightly Soluble in Water
Storage Temperature: 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

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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
[NTC] [clonNAT] [Streptothricin Sulfate]

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PR1MA  Nourseothricin Sulfate [NTC] [clonNAT] [Streptothricin Sulfate]

Common Name: [NTC] [clonNAT] [Streptothricin Sulfate]
CAS Number: 96736-11-7
Solubility: Water
Storage Temperature: 2-8°C


Dihydrogen sulfate form of the weekly basic antibiotic Nourseothricin consisting of components F, E and D. Effective against gram negative and gram positive bacteria. Also effective against mycobacteria, mycoplasms, protozoa, yeasts, viruses and plants. Commonly used as a selection agent for recombinant yeast strains.


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

  • Appearance: White Powder
  • Carbon (C): Report %
  • Hydrogen (H): Report %
  • Nitrogen (N): Report %
  • Purity (HPLC):  85 %
  • Sulfur (S): Report %

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PR1MA  Rifampicin

CAS Number: 13292-46-1
Molecular Weight: 823.0
Chemical Formula: C43H58N4O12
Solubility: Dilute acid solutions
Storage Temperature: 2-8°C


Interferes with synthesis of nucleic acids by inhibiting DNA dependent RNA polymerase. Active against gram positive bacteria. Less active against gram negative bacteria. Plant cell culture tested.


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


  • Appearance: Brownish-Red Crystalline Powder
  • Crystallinity: Pass Test
  • Heavy Metals :  20 ppm
  • Identification: Pass Test
  • Loss on Drying:  1.0 %
  • pH: 4.5 - 6.5
  • Purity: 97.0 - 102.0 %
  • Rifampicine Quinone:  1.5 %
  • Solubility: Pass
  • Sulfated Ash:  0.1 %

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PR1MA  Phosphate Buffered Saline, 10X Solution

Common Name: Phosphate Buffered Saline 10X Solution
CAS Number: 7732-18-5; 7647-14-5; 7447-40-7; 7558-79-4; 7778-77-0
Solubility: Water
Storage Temperature: Room Temperature


Phosphate Buffered Saline is a buffer solution commonly used in biological research. PBS has many uses because it is isotonic and non-toxic to most cells. These uses include substance dilution and cell container rinsing. Ready to use sterile 10X solution.


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


  • Appearance: Clear and Colorless Solution
  • Composition: Sodium Chloride: 1.37M, Potassium Chloride: 0.027M, Phosphate Buffer: 0.12M
  • Method: Prepared in 18.2 megaohams-cm ± 1 water and filtered through 1 micron filter
  • pH (1X Solution): 7.2 - 7.6
  • pH (10X Solution): 6.8 - 7.2

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PR1MA
p-Amino Benzoic Acid [Vitamin H1]

Common Name: Vitamin H1

CAS Number: 150-13-0

Molecular Weight: 137.1

Chemical Formula: C7H7NO2

Solubility: Water

Storage Temperature: Room Temperature


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

  • Appearance: White crystalline powder
  • Assay:  98.5 %
  • Loss on Drying:  0.20 %
  • Melting Point: 184 - 191 oC

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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 Temperature: Room Temperature


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

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

No current replacements available at this time.  Please find other currently available buffers here.


PR1MA  Tricine, Ultra Pure [N-[Tris (Hydroxymethyl) Methyl] Glycine]

Common Name: N-[Tris (Hydroxymethyl) Methyl] Glycine
CAS Number: 5704-04-1
Molecular Weight: 179.17
Chemical Formula: C6H13NO5
Solubility: Water
Storage Temperature: Room Temperature
 

  • pKa @ 25°C: 8.1-8.2
  • Melting Range: 182-188°C

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


  • Appearance: White Crystalline Powder
  • Assay (Titration, dried basis):  99.0 %
  • Heavy Metals :  5 ppm
  • pH (1% Solution): 4.6 - 5.3
  • Solubility (1M Solution in H2O): Clear
  • UV Absorbance 260nm (1 mol/L, 1cm ):  0.04
  • UV Absorbance 280nm (1 mol/L, 1cm ):  0.02
  • Water Content :  0.1 %

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PR1MA Agarose 500mg Tablets

CAS Number: 9012-36-6
Solubility: Water
Storage Temperature: Room Temperature


Save time and labor preparing agarose gels for electrophoresis of nucleic acids. Just place the required number of tablets into a standard buffer, then mix and heat until completely dissolved.


Tablet Weight Range: 485-515 mg
Gel Strength, 1.5%: >1200 g/cm2
Gelling Range: 36-39°C
Melting Temp: 87-89°C
EEO: <0.10
Sulfate: <0.15
DNase, RNase: None Detected


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

  • Appearance: White tablets
  • Gelling Range (1.5% Water): 36 - 39 oC
  • pH (3% water, 25°C): 5.7 - 7.7
  • Tablet Weight: 485 - 515 mg

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PR1MA™ Potassium Acetate

CAS Number: 127-08-2
Molecular Weight: 98.14
Chemical Formula: C2H3O2K
Solubility: Water
Storage Temperature: Room Temperature


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


  • Appearance: White crystalline powder
  • Calcium (Ca):  0.005 %
  • Chloride (Cl):  0.003 %
  • Heavy Metals :  5 ppm
  • Insolubles:  0.005 %
  • Iron:  5 ppm
  • Magnesium (Mg):  0.002 %
  • pH (5% in water): 6.5 - 9.0
  • Phosphate:  0.001 %
  • Purity:  99.0 %
  • Sodium (Na):  0.03 %
  • Sulfate:  0.002 %
  • Country of Origin: Report

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PR1MA  bis-TRIS [bis-(2-hydroxyethyl)aminotris(hydroxymethyl)methane]
 

Common Name: bis(2-Hydroxyethyl)aminotris (hydroxymethyl)methane
CAS Number: 6976-37-0
Molecular Weight: 209.2
Chemical Formula: C8H19NO5
Solubility: Water
Storage Temperature: Room Temperature

 
Research or further manufacturing use only, not for food or drug use.
 
  • Appearance: White crystalline powder
  • Assay:  99.0 %
  • Identification (IR): Matches reference
  • Melting Point: Report oC
  • pH, 1.0M Aqueous solution @25ºC: 9.5 - 11.0
  • pKa @ 20°C: 6.0 - 7.0
  • Solubility: Complete and clear
  • UV Absorbance @280nm, 1.0 M in H2O:  0.40

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PR1MA  Bicine Ultra-Pure

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

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PR1MA bis-Acrylamide, 2% Solution

CAS Number: 110-26-9
Storage Temperature: 2-8°C


A 2% (w/v) bis-Acrylamide solution.


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


  • Appearance: Clear, colorless liquid
  • Conductivity of Solution: Report µmhos
  • Electrophoresis: Pass Test
  • pH: Report
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