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FAQ
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  • Oxidation-Reduction Potential (ORP)
    • Maintenance & Troubleshooting
    • Electrodes
  • Electrical Conductivity (EC)
    • Salinity
    • Probes
    • Maintenance & Troubleshooting
    • TDS (Total Dissolved Solids)
    • Testers
  • Dissolved Oxygen (DO)
    • Maintenance & Troubleshooting
  • Turbidity
  • Potassium
    • Portable Photometer
  • Fluoride
    • Checkers
  • Ion Selective Electrode (ISE)
    • Electrodes
  • Spectrophotometry
    • Methods
  • Hydrogen Peroxide
  • Photometry
    • Peroxide Value
  • Temperature
    • Thermometer
  • Aquarium
  • Titration
    • Photometric Titration
    • Maintenance
  • Karl Fischer
    • Equipment
  • Electrodes (General Questions)
    • HALO
    • Maintenance & Troubleshooting
  • Pools & Spas
    • Disinfection & Sanitizing
  • Sanitizers
  • Reagents, Titrants, & More
  • Drinking Water
    • Sanitizers
  • Cannabis
  • Wine
    • pH
    • Sulfur Dioxide (SO2)
      Back to home
      1. Knowledge Base
      2. FAQ
      • FAQ
        • SDS
      • pH
        • Calibration
        • pH Electrodes
        • Maintenance & Troubleshooting
        • Testers
      • Oxidation-Reduction Potential (ORP)
        • Maintenance & Troubleshooting
        • Electrodes
      • Electrical Conductivity (EC)
        • Salinity
        • Probes
        • Maintenance & Troubleshooting
        • TDS (Total Dissolved Solids)
        • Testers
      • Dissolved Oxygen (DO)
        • Maintenance & Troubleshooting
      • Turbidity
      • Potassium
        • Portable Photometer
      • Fluoride
        • Checkers
      • Ion Selective Electrode (ISE)
        • Electrodes
      • Spectrophotometry
        • Methods
      • Hydrogen Peroxide
      • Photometry
        • Peroxide Value
      • Temperature
        • Thermometer
      • Aquarium
      • Titration
        • Photometric Titration
        • Maintenance
      • Karl Fischer
        • Equipment
      • Electrodes (General Questions)
        • HALO
        • Maintenance & Troubleshooting
      • Pools & Spas
        • Disinfection & Sanitizing
      • Sanitizers
      • Reagents, Titrants, & More
      • Drinking Water
        • Sanitizers
      • Cannabis
      • Wine
        • pH
        • Sulfur Dioxide (SO2)

      FAQ

      • Can you do a partial shipment if not all items are on backorder?
      • The website charged me tax; I am tax-exempt, how can I correct this?
      • Can I place a blanket, reoccurring, or auto-ship order?
      • How do I request a copy of my invoice?
      • I was refunded tax. How can I get a receipt?
      • Can I purchase GroLine products locally?
      • Can I purchase Aqua products locally?
      • What happens if I order a back-ordered product?
      • How do I find out who my dedicated Hanna Rep is?
      • Can I check product availability?
      • What is the status of my order?
      • How can I place a Purchase Order?
      • How can I place a tax-exempt order?
      • How can I purchase Hanna Instruments products?
      • How long is the Quick Cal solution good for once it is open?
      • How do I contact your technical support team?

      SDS

      • What is SDS (Safety Data Sheet)?
      Hanna Instruments USA Knowledge Base
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