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  1. Solutions (496)
  2. CAL Check Standards (2)
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  1. pH (2)
  2. Dissolved Oxygen (1)
  3. Chlorine (6)
  4. Fluoride (2)
  5. Chloride (1)
  6. Ammonia (3)
  7. Nitrate (2)
  8. Potassium (1)
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  13. Relative Humidity (1)
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  20. Sulphate (1)
  21. Manganese (2)
  22. Cyanide (1)
  23. Magnesium (3)
  24. Hardness (2)
  25. Cyanuric Acid (1)
  26. Molybdenum (1)
  27. Zinc (1)
  28. Chlorine Dioxide (1)
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Useful Information

2 Item(s)

HI-96731-11 CalCheck standards for Zinc, 0.0 and 1.50 ppm

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96738-11 CalCheck standards for Chlorine Dioxide, 0.0 and 1.00 ppm

£235.80 (exc. VAT) £282.96 (inc. VAT)

2 Item(s)