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  1. Solutions (496)
  2. CAL Check Standards (95)
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  1. pH (2)
  2. Dissolved Oxygen (1)
  3. Chlorine (6)
  4. Fluoride (2)
  5. Chloride (1)
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  8. Potassium (1)
  9. Silver (1)
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  13. Relative Humidity (1)
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  17. Nickel (2)
  18. Copper (2)
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  23. Magnesium (3)
  24. Hardness (2)
  25. Cyanuric Acid (1)
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  27. Zinc (1)
  28. Chlorine Dioxide (1)
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HI-83300-11 CAL Check Cuvette Kit for HI-83300 Multiparameter photometer

Order Now For 2 Week Delivery

£140.90 (exc. VAT) £169.08 (inc. VAT)

HI-83399-11 CAL Check Cuvette Kit for HI-83399 Multiparameter Photometer with COD for water and Waste water

Order Now For 2 Week Delivery

£154.90 (exc. VAT) £185.88 (inc. VAT)

HI-7084L Standard Solution at 58.4 g/L NaCl

500ml bottle

Order Now For 2 Week Delivery

£26.50 (exc. VAT) £31.80 (inc. VAT)

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

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96740-11 CalCheck standards for Nickel LR, 0.0 and 0.500 ppm

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96746-11 CalCheck standards for Iron LR, 0.0 and 0.800 ppm

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£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96747-11 CalCheck standards for Copper LR, 0.0 and 0.750 ppm

Order Now For 2 Week Delivery

£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96737-11 CalCheck standards for Silver, 0.0 and 0.500 ppm

Standard value of 0.500 ±0.010 mg/L silver @ 25°C

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£235.80 (exc. VAT) £282.96 (inc. VAT)

HI-96735-11 CalCheck standards for Hardness LR/MR/HR, 0.0 and 150/350/520 pp

Standard value of 150 ±5 (low range), 350 ±7 (medium range), 520 ±10 (high range) mg/L CaCO3 @ 25°C

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£235.80 (exc. VAT) £282.96 (inc. VAT)

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

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£235.80 (exc. VAT) £282.96 (inc. VAT)
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