pH

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  • 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 60 mL bottles.

  • Meets requirements of both ISO 17025 and ISO 17034 Certified Reference Materials, made under the strictest standards for stability, homogeneity, and accuracy Tested to tolerances of 0.01 pH units Supported by detailed Certificate of Analysis including temperature variation values and stated…

  • Color-Coded pH Buffer Solution Set

    chemForce™ (a Thomas Scientific Brand)

    Size: 3 x 500 mL Harmonized #: 3822.00.0002 5090 Shelf Life (months): 24 Specific Gravity: 1.00 DOT: Not regulated Appearance: Color coded Physical State: Liquid pH: 4, 7, 10 Flash Point: Not applicable Solubility: Miscible Storage Temperature: Ambient Storage Code: General

  • Boiling Point: approx. 100°C Density: 1 Melting Point: approx. 0°C Color: Colorless liquid Physical State: Liquid pH Range: 6 Solubility Information: Miscible Storage: Ambient DOT: NOT REGULATED.

  • Accurate calibration Sealed buffer pouch provides disposable convenience More accurate first time measurements Easier to use than conventional liquid buffers; no secondary reservoir required. All buffers are certified NIST traceable; used pouch can be attached to permanent batch…

  • Our complete range of patented buffer solutions provide pH stability of up to five years. High buffering capacity provides rapid and stable calibration.

  • pH Buffer Powders

    Micro Essential

    Triple protective foil envelope of aluminum, polyethylene and paper which keeps the buffers dry and free flowing Makes a precise buffer solution when dissolved in 500 mL of distilled water Five envelopes per package 

  • Single-Use Standards Pk/20

  • 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…

  • Meets requirements of both ISO 17025 and ISO 17034 Certified Reference Materials, made under the strictest standards for stability, homogeneity, and accuracy Tested to tolerances of 0.01 pH units Supported by detailed Certificate of Analysis including temperature variation values and stated…

  • Buffer Solution, pH 5.00

    GFS Chemicals

    pH (@ 25°C) 5.00 +/- 0.02 NIST Traceable

  • Buffer Solution, pH 5.50

    GFS Chemicals

    pH (@ 25°C) 5.50 +/- 0.02 NIST Traceable

  • 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).

  • Composition: Water 98.99%, Potassium Acid Phthalate 1.01%, Thymol 0%, Methyl Alcohol 0%, Amaranth 0% Boiling Point: Approximately 100°C Density: 1 Melting Point: Approximately 0°C Color: Pink liquid Physical State: Liquid pH Range: 4 Solubility Information: Miscible Shelf Life: 24…

  • Technical buffering solutions for pH 4.01, pH 7.00 and pH 10.01: pH 4.01, pH 7.00 and pH 10.01 are available in the practical 50mL bottles as well as in 1L special bottles with dosing device and pour spout.  The buffer 10.0 is a special case: It is only still suitable for…

  • Composition: Water 98.73%, Sodium Phosphate Dibasic 0.79%, Potassium Dihydrogen Phosphate 0.47%, Sodium Azide 0.01% Boiling Point: Approximately 100°C Density: 1 Melting Point: Approximately 0°C Color: Colorless liquid Physical State: Liquid pH Range: 7 Solubility Information: Miscible…

  • Buffer pH 4.01 Powder Pillows Color coded red For 50a-mL samples

  • Composition: Water 95.12%, Hydrochloric Acid 0.1N 4.60%, Sodium Borate Decahydrate 0.28%, Sodium Azide 0% Boiling Point: 100°C Color: Colorless Physical State: Liquid pH Range: 9 Shelf Life: 24 Months Solubility: Miscible

  • Chemical name: Buffer solution pH 11.0 (20 °C) Chemical synonyms: Borate buffer solution Chemical purity: =99.0% UN Number:

  • Buffer Solution, pH 3.00

    GFS Chemicals

    pH (@ 25°C) 3.00 +/- 0.03 NIST Traceable

  • Synonyms: Potassium sodium phosphate buffer solution General description: This standard solution is tested against certified reference materials from NIST and/or PTB. Packaging: The suffix -VP or -VOLPAC in the product number indicates packaging in 5 or 10 L VOLPAC containers.

  • Buffer solution pH 10.00

    MilliporeSigma

    109409 Buffer solution pH 10.00 (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

  • Buffer pH 4.01 & pH 7.00 Powder Pillows 10 Powder Pillows of each Color coded red and yellow

  • Single-Use Standards Pk/20

  • pH (@ 25°C) 10.00 +/- 0.03 NIST Traceable

  • Rainbow Buffer

    Mettler Toledo

    Traceable to NIST Standards Rainbow II Buffer package consists of 30 20 mL sachets of 10 each of 4.01, 7.00 and 10.01 pH solutions. Buffer solutions are traceable to NIST standards and come with a quality inspection certificate which guarantees the stated values and traceability. Rainbow…

  • Buffer Solution, pH 8.00

    GFS Chemicals

    pH (@ 25°C) 8.00 +/- 0.02 NIST Traceable

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