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DOC022.53.80428
PHC108
05/2021, Edition 3
User Manual

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Table of Contents
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Summary of Contents for Hach PHC108

  • Page 1 DOC022.53.80428 PHC108 05/2021, Edition 3 User Manual...
  • Page 3: Table Of Contents

    Table of Contents Section 1 Product overview ................. 3 Section 2 Specifications ..................3 Section 3 Safety information ................4 3.1 Intended use ....................... 4 3.2 Use of hazard information ..................4 3.3 Precautionary labels ..................... 5 3.4 Product hazards ....................5 Section 4 Preparation for use ................
  • Page 4 Table of Contents...
  • Page 5: Section 1 Product Overview

    Section 1 Product overview The Intellical PHC108 pH probe is a digital, combination electrode with a cone-shaped glass sensor that measures the pH of semi-solid samples, emulsions and slurries (e.g., soil, mud, sludge, foods). The probe is non-refillable and has a built-in temperature sensor, ceramic pin and open reference junctions.
  • Page 6: Section 3 Safety Information

    Section 3 Safety information 3.1 Intended use The Intellical PHC108 probe is intended for use by individuals who measure the pH of semi-solid samples, emulsions and slurries in the laboratory. The Intellical probes do not treat or alter samples. 3.2 Use of hazard information...
  • Page 7: Precautionary Labels

    3.3 Precautionary labels Read all labels and tags attached to the instrument. Personal injury or damage to the instrument could occur if not observed. A symbol on the instrument is referenced in the manual with a precautionary statement. Electrical equipment marked with this symbol may not be disposed of in European domestic or public disposal systems.
  • Page 8: Calibration Procedure

    • Use two or three buffer solutions for best results. Two buffer solutions are sufficient if the expected sample pH is between the pH of the two buffer solutions. The sequence in which the pH buffer solutions are used is not important. Use buffer solutions that are 2 or more pH units apart. •...
  • Page 9: Section 6 Sample Measurement

    Section 6 Sample measurement The procedure that follows is applicable to meters that can connect to Intellical pH probes. Refer to the applicable meter documentation for meter operation and probe-specific settings. 6.1 Sample requirements N O T I C E Make sure that the sample type is compatible with the probe, or probe damage can occur.
  • Page 10: Sample Measurement Procedure

    6.3 Sample measurement procedure 1. Rinse the probe 2. Put the probe in 3. Shake the probe 4. Stir gently, then with deionized water. the sample with the from side to side to read the pH value of Dry the probe with a sensor and refresh the reference the sample.
  • Page 11: Section 8 Maintenance

    5. Shake the probe 6. Stir gently, then from side to side to read the pH value of refresh the reference the buffer solution. junction and remove The meter accepts air bubbles. or rejects the result. Section 8 Maintenance Regular maintenance is necessary for the best accuracy, stabilization time and life of the probe. Keep the probe in the recommended storage solution between measurements.
  • Page 12: Soak Procedure For Dry Probes

    Table 1 Cleaning solution (continued) Contamination Cleaning solution Active component Soak time Wastewater and Electrode cleaning solution, Sodium hypochlorite 5–10 minutes organic compounds extra strong Blockage of porous Electrode cleaning solution Thiourea 3 hours with stirring pin/diaphragm for porous pin/diaphragm or until the porous reference junctions reference junctions...
  • Page 13: Section 9 Troubleshooting

    Note: Product and Article numbers may vary for some selling regions. Contact the appropriate distributor or refer to the company website for contact information. Description Quantity Item no. Hach pH electrode storage solution 500 mL 2756549 3 M KCl solution 50 mL 2756559 Larger quantities are available for some items.
  • Page 14: Recommended Standards

    Section 10 Consumables (continued) Description Quantity Item no. Electrode cleaning solution for regular maintenance 500 mL 2965249 Electrode cleaning solution for minerals/inorganic 500 mL 2975149 contamination Electrode cleaning solution for proteins/organic 250 mL C20C370 contamination Electrode cleaning solution for fats, oils and grease 500 mL 2964449 contamination...
  • Page 15: Accessories

    10.1 Recommended standards (continued) Description Unit Item no. pH buffer 1.09, technical 500 mL S11M009 pH buffer 4.65, technical 500 mL S11M010 pH buffer 9.23, technical 500 mL S11M011 10.2 Accessories Description Quantity Item no. Beaker, 30 mL, plastic, colorless 80/pkg SM5010 Beaker, 30 mL, plastic, red...
  • Page 16 14 English...
  • Page 18 Tel. +49 (0) 2 11 52 88-320 SWITZERLAND Fax (970) 669-2932 Fax +49 (0) 2 11 52 88-210 Tel. +41 22 594 6400 orders@hach.com info-de@hach.com Fax +41 22 594 6499 www.hach.com www.de.hach.com © Hach Company/Hach Lange GmbH, 2014, 2021. All rights reserved.

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