Buffers

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  • Thomas pH Buffer Solutions

    Thomas®

    Available in clear or color-coded buffers Traceable to NIST standards and available in a variety of packaging selections. Provides a tolerance of ±0.02 pH at 25°C and the bottle label provides temperature correction data from 0° to 50°C. All Thomas buffers offer…

  • pH Electrode Solutions

    Thermo Scientific Orion

    Electrode Storage Solution 475 mL plastic bottle pH of solution is 6.2 to 7.4 For short term storage of all electrodes for one day to a week. Electrode Filling Solution Internal filling solution for Ross-type electrodes (3M KCl). In packages of five 50 mL bottles.

  • Color-Coded pH Buffers

    Ricca Chemical

    Standardized and certified traceable to NIST Standard Color-coded for quick reference Accuracy ±0.01 pH at 25°C pH temperature chart, lot numbers and expiration dates on each label pH 4.0 buffer is colored red, 7.0 buffer is yellow or green and 10.0 buffer is blue.…

  • Orion® pH Buffers

    Thermo Scientific Orion

    Orion pH buffers are manufactured under ISO 9000 quality standards. Buffers are color-coded for ease of use, packaged with buffer/temperature tables for accurate calibrations and NIST traceability. All-in-One Buffer kit (1233M21) includes pint bottles of 4 (pink), 7 (yellow) and 10 (blue)…

  • pH Buffers Solutions

    Hach

    Hach calibration pH buffers are available in a variety of color-coded or colourless solutions, in different packaging types and sizes from 15 mL up to 20 L. pH buffers are also available in convenient single-use pouches (Singlet) and unit-dose powder pillows for on-site and field analyses ensuring…

  • ROSS™ All-in-One™ pH Buffer Kit

    Thermo Scientific Orion

    Maintain pH electrodes more effectively with Thermo Scientific™ Orion™ ROSS™ All-in-One™ pH Buffer Kits. Convenient buffer kit includes 4.01, 7.00 and 10.01 buffers, ROSS storage solution, cleaning solution and storage bottle. Kit includes one each: 1 pint…

  • 1X PBS, pH 7.4

    Quality Biological

    PBS (phosphate buffered saline) is a 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 …

  • MOPSO

    RPI (Research Products International)

  • Traceable® pH Buffer Standards (CRM)

    Thomas®

    The most accurate pH Standards available anywhere Certified Reference Material Traceable® Certificate supplied Highest accuracy available Traceable® pH Standards, Certified Reference Materials, are 100% compatible with all instruments and probes. Accuracy for the…

  • Standardized pH Buffer Solutions

    LaMotte

    For use in calibration of pH meters Every unit from 1.0 to 12.00 pH In 500 mL bottles

  • pH Buffer Solutions

    Ohaus

    1.68, 4.01, 6.86, 7.00, 9.18, 10.01, and 12.45 buffer solutions are available in 250 mL bottles.

  • Electrolytes

    Mettler Toledo

  • pH Buffer Solutions

    Oakton

    Choose from economical solution bottles or individually sealed pH buffer pouches. NIST traceable materials Labeled with pH vs. temperature tables for accurate calibration All Oakton pH buffer solutions are freshness dated, and standardized against NIST-traceable references to…

  • Buffer Tablets, pH 6.8, for preparing buffer solution acc. to WEISE for the…

    MilliporeSigma

    Phosphate buffer solutions are used in hematology, for the dilution of staining solutions and for the rinsing steps in the staining process. The buffer tablets acc. to Weise will produce a buffered solution (pH6.4/pH6.8/pH7.2) that stabilizes the staining result and gives reproducible staining…

  • pH Electrode Cleaning Kits

    Thermo Scientific Orion

    Extends the life of electrodes Prevents cross-contamination Removes bacterial or protein contaminants All kits contain four 1 oz. bottles of cleaning solution, a 15 mL beaker and a pipette. Sample Kit - includes one bottle each of cleaning solutions A, B, C, D Solution A - for removing…

  • Sorensen's Phosphate Buffer

    Electron Microscopy Sciences

    (Phosphate Mixed Sodium Salts) CAS #: 10049-21-5,  7782-85-6, 22800-01/05 Sorensen, see Dawson et. al, (1969) Sodium Phosphate, dibasic (Na2HPO4xH2O) Sodium Phosphate, monobasic (NaH2PO4xH2O) 0.2M, pH range 5.8…

  • 10X Phosphate Buffered Saline Solution

    IBI Scientific

    IBI’s Ultra-Pure Grade 10X PBS solution is ideal for use in sample preparations and as a wash buffer in general immunoassay applications. 10X PBS also performs very well in tissue and cell culture procedures. IBI’s 10X PBS solution is a modified Dulbecco buffer that does not contain…

  • Buffer Calibration Solutions

    Mettler Toledo

    Any pH measurement is only as accurate as the buffer solution used for calibration. These buffer solutions are traceable to primary standards set by NIST. Buffers 5001A40 through 5001A45 come with a quality assurance certificate per DKD and are particularly useful in quality assurance systems.…

  • BUFFER PH 4.00 COLORLESS

    GFS Chemicals

  • 50X TAE Buffer

    Quality Biological

    Tris-acetate provides electrical conductivity and maintains pH. EDTA inhibits metal dependent nucleases by chelating the divalent cations (Ca2 , Mg2 ), thus protecting the DNA from nucleases during the run. Filtered through a 0.22 µm membrane DNase, RNase, and Protease tested Applications …

  • 1M TRIS-HCl, pH 8.0

    Quality Biological

    A hybridization buffer specifically formulated for use with nylon membranes. It does not contain Denhardt’s Reagent, which may interfere with the hybridization reaction of DNA immobilized on nylon. Formulated for Nylon membrane Filtered through a 0.22 µm membrane DNase, RNase, and Protease…

  • TAE 50X Buffer

    RPI (Research Products International)

    Solution contains: Tris (hydroxymethyl) aminomethane: 2 M Acetic Acid: 1 M EDTA, Disodium Salt Dihydrate: 50 mM

  • Buffer, Reference Standard, pH 7.00 ± 0.01 at 25°C

    Ricca Chemical

    pH made Easy. Everything you need and want in a pH Buffer. NIST Traceability. Consistent, reliable performance. The tightest specification (+/- 0.01 pH unit) on all buffers. Long Expiration dates. Temperature conversion charts for all Buffers up to pH 11. Multiple sizes to fit your usage and budget…

  • Certipur® Buffer Solution, pH 1.00

    MilliporeSigma

    pH: 1.0 (H2O, 20°C) Solubility: (20°C) soluble Density: 1.00 g/cm3 (20°C)

  • 3M KCL, Electrolyte

    Mettler Toledo

    Potassium Chloride in liquid form. Solutions are made from the highest quality reagents to provide optimum performance in all types of applications. KCl 3 mol/L 250 mL bottle

  • Buffer, Reference Standard, pH 12.45 ± 0.01 at 25°C

    Ricca Chemical

    pH made Easy. Everything you need and want in a pH Buffer. NIST Traceability. Consistent, reliable performance. The tightest specification (+/- 0.01 pH unit) on all buffers. Long Expiration dates. Multiple sizes to fit your usage and budget constraints. All combined in one of the most comprehensive…

  • Buffer, Reference Standard, pH 10.00 ± 0.01 at 25°C

    Ricca Chemical

    pH made Easy. Everything you need and want in a pH Buffer. NIST Traceability. Consistent, reliable performance. The tightest specification (+/- 0.01 pH unit) on all buffers. Long Expiration dates. Temperature conversion charts for all Buffers up to pH 11. Multiple sizes to fit your usage and budget…

  • Wide Range pH Indicator Solutions

    Hach

    For visual determination of pH, using test kits. pH 4-10

  • SIGMA Phosphate buffered saline, tablet

    MilliporeSigma

    Synonyms: PBS Application: Phosphate Buffered Saline tablets have been specifically developed for use in immunoassay procedures. Reconstitution: One tablet dissolved in 200 mL of deionized water yields 0.01 M phosphate buffer, 0.0027 M potassium chloride and 0.137 M sodium chloride, pH 7.4,…

  • Dilu-Lok II™, Buffered Peptone Water

    Hardy Diagnostics

    Our pre-filled dilution vials are designed for the food, dairy, pharmaceutical, and water industries Vials are made of sturdy polypropylene with a leak-proof seal that holds up even during air transport. Wide 45mm opening accommodates bulky samples. Also features plenty of head space for…

  • pH Buffers

    YSI

    Various pH buffers for pH probe calibration. Buffer cases are available with a single buffer type or with an assortment of buffers (2 pints of pH 4, 7, and 10 buffers).

  • Tris Base, Ultra Pure

    RPI (Research Products International)

    Highly purified for use in molecular biology applications. Moisture: <0.2% Color: <20 APHA (colorless) Heavy Metals (as Pb): <0.0001% Insoluble Matter: <0.005% Heavy Metals: 5 ppm pKa (20°C): 8.1 ± 0.1

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