Reviews Buffer Solutions

Hach 2437800 Hardness Total Reagent Set for HA-71A Test Kit

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Hanna Instruments HI 96822 Refractometer for Measuring Salinity of Natural and Artificial Seawater

  • Ability to calibrate with distilled or deionized water, no buffer solutions necessary.
  • Waterproof, for using both indoors and outdoors.
  • Automatic temperature compensation (ATC), to eliminate need for extra calculations.
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HORIBA LAQUAtwin 3200459869 Model S050 Replacement Calcium Ion Electrode, 4-9900 ppm Measuring Range

  • Proprietary pH sensor technology and premium materials from Switzerland.
  • Unique LabSen blue hemispherical glass membrane, faster response rate, better repeatability, and impact-resistant.
  • Long-life reference system, improving the stability of reference electrode and prolong the service life of the electrode.
  • No more air bubbles inside the glass membrane thanks to the Swiss blue gel electrolyte..
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Tell Manufacturing DT100084 Concave Wall Stop, Satin Stainless Steel Wrought, 2-1/2

  • Austor Direct Customer Service Team is dedicated to offering our valued customers a great and professional services - Timely email reply, Helpful solutions, Refund & Return Warranty..
  • All Austor products supply 45 days money-back & 18-month warranty. Any questions you have, please don't hesitate to contact us. We will get you back within 24hours..
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Acme Analytical Solutions pH 4 and 7 Buffer Solutions, 2 Gallons Total, pH Meter Calibration Solution, NIST Traceable Reference Standards, Designed for All pH Meters, 2 x 3.8 Liters, pH Buffer Combo

  • OPTIMAL CHOICE: The ACME pH 4 and 7 buffer solution is essential for measuring the pH level of any substance with a meter and electrode. These professionally made pH buffers are stable and resistant to change, so you can obtain accurate results every time..
  • READY TO USE LIQUIDS: Our pH 4 and 7 calibration solutions are ready to use and do not require dilution..
  • PREMIUM PACKAGING: The products come in heavy-duty gallon containers. No need to worry about leakage during shipping. Each gallon will have a lot number and expiration date..
  • QUALITY STANDARD: All of our pH buffers are traceable to NIST (National Institute of Standards and Technology, USA).
  • UNIVERSAL SOLUTION: These pH calibration solutions can be used with most pH meters. pH 7 is color coded yellow. pH 4 is color coded red..
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Membrane Solutions 10 Pack Syringe Filter Sterile PES Hydrophilic Filtration 0.22um Pore Size 33mm Membrane Diameter Sterile PES Membrane Individually Packed

  • ✅VARIOUS APPLICATION - Needle Syringe filters are broadly used in life science laboratories for sterilization of small volume samples, such as protein, culture medium, additives, buffers, reagents, and drugs..
  • ✅HIGH QUALITY FILTERS - Membrane Solutions sterile syringe filters with extremely high microbial filtration capacity and unique threaded interface design with ISO 9001 certificated..
  • ✅PES MEMBRENA - Sterile Polyethersulfone (PES) needle filters have Polyethersulfone microporous membrane, belongs to hydrophilic membrane, high flow and lowest protein adsorption, which can meet the broadly applications, such as buffer, protein, culture medium, additives and so on..
  • ✅STERILE SYRINGE FILTERS - sterile syringe filters are made with PES membrane filters with polypropylene (PP) housing, using the most advanced methods and design features. The PES syringe filters with GF pre-filter has excellent dirt-holding capacity, which makes a syringe filter a much larger throughput for some “hard to filter” sample..
  • ✅UNIFORM PORE SIZE - Sterile PES Syringe Filter with uniform pore size structure.
  • wide pore size selection, retention of granule cell collection. PES Syringe Filter Diameter: 33mm, 0.22um pore size can fast sterilization of buffers, culture m....
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Apera Instruments MP511 Benchtop pH Meter Accuracy ±0.01 pH Range -2.00-19.99 pH 500 Sets of Data Storage RS232 Data Export

  • ACCURATE MEASUREMENT: Accuracy: 0. 01 pH, Range: -2. 00-19. 99 pH, ATC, Auto Calibration with buffer recognition. Adopts advanced digital filtering....
  • Data Processing: GLP standard data management, 500 data sets of storage, manual/auto timing storage, RS232 data output.
  • RELIABLE Structure Design: Large LCD with blue backlit, Meets IP54 waterproof and dustproof.
  • Comes with all-in-one pH electrode, flexible electrode holder, calibration solutions, and RS232 software.
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Apera Instruments Value Series EC20 Conductivity EC Pocket Tester Kit ±1% F.S Accuracy in 0 to 20 mS/cm BPB Sensor

  • APERA's unique BPB (Brush-resistant Platinum Black) probe ensures high accuracy and consistency in a wide-range conductivity measurement.
  • EASY Auto Calibration with auto buffer recognition.
  • Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50.0˚C).
  • LARGE CLEAR LCD with DUAL Display of temp./ppt, and REMINDERS of completed calibrations and stable readings.
  • COMPLETE KIT with READY-TO-USE calibration solutions, batteries, and a lanyard in a portable carrying case.
  • 1000 hours' continuous operation time powered by AAA batteries.
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Apera Instruments SX823-B Portable Multi-Parameter Meter Kit pH/Conductivity/TDS/Temp Accuracy ±0.01 pH ±1% F.S

  • 3-pt Auto Calibration with auto buffer recognition, Auto Temp. Compensation, Testing pH (ORP)/Conductivity/TDS/Temp. simultaneously.
  • ACCURATE Measurement, QUICK Response & CONSISTENT Results thanks to the digital filter technology and high quality Sanxin pH/Conductivity Electrodes.
  • INTELLIGENT Functions: EASY display switch among pH/Conductivity/TDS.
  • Easy parameter setup, Self-Diagnosis of out-of range values and electrode....
  • RELIABLE Structure Design: Large clear LCD display, foldable stand allows use as a benchtop, soft silicon case gives you a comfortable grip, IP57....
  • COMPLETE Test Kit of pH&EC electrodes, calibration solutions, soaking solution, backup batteries, and a rugged portable case.
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APERA INSTRUMENTS AI209-T Value Series PH20 pH Tester Combo Kit, including the Maintenance Set, and a CalPod Solution Holder for Easy Calibration

  • The top-rated pH tester now comes with a complete CALIBRATION and PROBE CARE Combo Kit, ensuring reliable test performance.
  • Comes with a probe cleaning brush for easy removal of contaminants on probes, maximizing probe's life-span.
  • Comes with Apera's unique CalBox, heping you organize all the solutions and save cost on buffers by at least 50%.
  • Apera quality pH sensor with low impedance, greatly improving response speed and shorteninb stablizing process.
  • Easy auto. calibration with buffer recognition.
  • auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122˚F).
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