Life Science Buffers
Quality Biological Inc Tris HCl (2 M) pH 8.8 500mL
Tris solutions are formulated into working concentrations for preparing the stacking and resolving portions of native or SDS-PAGE gels using discontinuous buffer systems according to Laemmli (1970) or Ornstein and Davis (1959). Tris HCl Buffer is compatible with many enzymes in molecular biology (e.g. DNA modifying enzymes). Use the Tris-HCl 0.5 M (pH 6.8) buffer for stacking gels. Use Tris-HCl 1.5 M (pH 8.8) buffer for resolving gels. Use Tris-HCl 1M pH 7.0-7.5 for DEAE Dextran-mediated transfection of non-adherent and adherent cells.Manufactured in an ISO 90012015 certified facility.
Research Products International Corp Bicine Ultra-Pure, 100 Grams
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 Products International Corp Phosphate Buffered Saline, 10X Solution, 4 Liters
PBS 10X Solution is a concentrated phosphate-buffered saline widely used in cell biology, immunohistochemistry, and molecular biology. It contains phosphate ions that maintain physiological pH and ionic strength, creating a stable environment for cells, tissues, and biomolecules. The 10X concentration allows for easy dilution to 1X for various applications such as washing, resuspending, or preparing samples. The phosphate buffer system resists pH changes, ensuring experimental consistency. PBS 10X is a reliable, versatile reagent that supports reproducible results in biological and biochemical workflows.
![Research Products International Corp CAPS [3-(Cyclohexylamino)-1-propanesulphonic acid], 500 Grams](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00006095-C30060-500.0.JPG-250.jpg)
Research Products International Corp CAPS [3-(Cyclohexylamino)-1-propanesulphonic acid], 500 Grams
pKa (25oC): 10.4. The working pH range in aqueous solution is 9.7-11.1
Quality Biological Inc Tris HCl (1 M), pH 7.5, 1000 mL
Tris is a buffer component in molecular biology, tissue culture, and electrophoresis procedures. ¿ These solutions of Tris Hydrochloride provide convenient and highly purified solutions. ¿ Applications: Tris solutions are formulated into working concentrations for preparing the stacking and resolving portions of native or SDS-PAGE gels using discontinuous buffer systems according to Laemmli (1970) or Ornstein and Davis (1959). ¿ Use Tris-HCl 1M pH 7.0-7.5 for DEAE Dextran-mediated transfection of non-adherent and adherent cells. ¿ Storage Conditions: 15¿C to 30¿C ¿ Shipping Condition: ambient temperature ¿ Sterile Filtered ¿ DNase, RNase and Protease Tested ¿ pH Range: 7.5 ¿ 0.1 ¿ Product and/or packaging contains recycled/renewable content ¿ Product and/or packaging is recyclable or reduces waste ¿ Product and/or packaging is safer to human and environmental health ¿ ¿ Max Shelf Life: 36 months
Quality Biological Inc PBS pH 7.4 without Calcium and Magnesium, 20 Liters
PBS (phosphate buffered saline) ¿ Balanced salt solution used for a variety biological and cell culture applications, such as washing cells before dissociation, transporting cells or tissue, diluting cells for counting, and preparing reagents. ¿ Endotoxin and Mycoplasma tested ¿ Applications: immunological applications, such as Western Blotting. ¿ Storage Condition: 15¿C to 30¿C ¿ Shipping Condition: ambient temperature ¿ Sterile Filtered ¿ Endotoxin and Mycoplasma Tested ¿ pH: 7.3 ¿ 7.5 ¿ Osmolality: 300¿5% mOsm/Kg H2O ¿ Product and/or packaging contains recycled/renewable content ¿ Product and/or packaging is recyclable or reduces waste ¿ Product and/or packaging is safer to human and environmental health ¿ UNSPSC: 12161700 ¿ ¿ Max Shelf Life: 24 months
Medchemexpress LLC Hepes hemisodium salt | 103404-87-1 | MFCD00036463 | 99.0% | 249.80 g/mol | C8H17N2O4S · 1/2 Na | 500 MG
HEPES hemisodium salt is the hemisodium salt form of HEPES, a zwitterionic buffering agent commonly used to maintain physiological pH in biological and biochemical research. It delivers reliable buffer capacity near pH 6.8-8.2 and is supplied as a solid reagent for preparation of aqueous buffers for cell culture, enzymatic assays, and protein work.
- Provides stable buffering at pH 6.8-8.2
- Low reactivity with biological systems
- High assay purity suitable for analytical applications
- Easy to dissolve for reproducible buffer preparation
- Available in convenient lab-scale pack sizes
Quality Biological Inc DPBS 10X without Calcium and Magnesium, 4 Liters
DPBS is a balanced salt solution ¿ Used for the handling and culturing of mammalian cells. ¿ DPBS without Ca and Mg can be used to wash and rinse suspended cells. ¿ Without Phenol Red ¿ Serves as an irrigating, transporting or diluting fluid for mammalian cells, while maintaining cell tonicity and viability for a limited period of time. ¿ Diluent of fresh red blood cells to study the trapping of red blood cell aggregate ¿ Wash the wells of microtiter plates. ¿ Storage Condition: 15¿C to 30¿C ¿ Shipping Condition: ambient temperature ¿ Sterile Filtered ¿ Endotoxin and Mycoplasma Tested ¿ Product and/or packaging contains recycled/renewable content ¿ Product and/or packaging is recyclable or reduces waste ¿ Product and/or packaging is safer to human and environmental health ¿ UNSPSC: 12161700 ¿ ¿ Max Shelf Life: 24 months
Teknova 1X PBS. 1000mL, Sterile.
Phosphate-buffered saline (PBS) is a salt solution that is commonly used in physiological and biochemical experiments. It can be used to maintain pH neutrality or to buffer against changes in pH in order to provide optimal conditions for cellular growth and function. The buffering range is between pH 6.8 and 7.4.
Teknova 1M Tris-HCl Solution, pH 7.4. 500 ml, Sterile.
Tris (tris(hydroxymethyl)aminomethane) is used as a component ofbuffer solutions, especially for solutions ofnucleic acids. The useful buffer range for tris (pH 7–9) is similar to the pH of most living organisms. This, and its low cost, make tris one of the most common buffers in the biology/biochemistry laboratory.
Research Products International Corp TRIS ACETATE ULTRA PURE, 500 GRAMS
Moisture: <0.3%
pH (0.1M, H2O) @25°C: 6.0-7.0%
Heavy Metals: 0.001%
![Research Products International Corp PBS 1X Solution [Phosphate Buffered Saline 1X Sterile Solution], 1 Liter](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00006095-P10400-1000.0.JPG-250.jpg)
Research Products International Corp PBS 1X Solution [Phosphate Buffered Saline 1X Sterile Solution], 1 Liter
PBS 1X Solution (Phosphate-Buffered Saline) is a balanced, isotonic buffer commonly used in biological and biomedical research. Prepared at a working concentration, it contains sodium chloride, sodium phosphate, and potassium phosphate to maintain pH and osmolarity. It is widely used in cell culture, molecular biology, and immunohistochemistry for cell washing, reagent preparation, and sample dilution. PBS helps preserve the integrity and viability of biological samples by providing a stable, non-disruptive environment. Its compatibility with most biological systems makes it a fundamental laboratory reagent.
![Research Products International Corp bis-TRIS [bis-(2-hydroxyethyl)aminotris(hydroxymethyl)methane], 100 Grams](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00006095-B75000-100.0.JPG-250.jpg)
Research Products International Corp bis-TRIS [bis-(2-hydroxyethyl)aminotris(hydroxymethyl)methane], 100 Grams
Substance Name: bis-(2-hydroxyethyl)aminotris(hydroxymethyl)methane
CAS Number: 6976-37-0
Molecular Formula: C8H19NO5
Molecular Weight:?209
Chemical Purity:?>99%
Soluble in: Water
Store at:?Room Temperature