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Pool Lab Calcium Hardness Reagent 1 & 2

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£18.99
In stock
SKU
pl-cal-hardness
  • Pool Lab Calcium Hardness Reagent 1 & 2
  • For measuring Calcium Hardness with the Pool Lab 1.0 and 2.0 Photometer
  • Measures 0-500ppm
  • Official Pool Lab Reagent. Compatible with all Photometers.
  • Good for 50 tests.
Want it Wednesday, 2 September? Order it within 0 hours 0 minutes and choose Next Day Delivery at checkout

Pool Lab Official Reagent for measuring Calcium Hardness. 

Includes two bottles. Calcium Hardness 1 (POL20CaH1) and Calcium Hardness 2 (POL20CaH2).

Measures 0-500 mg/l (ppm) of Calcium Hardness in Swimming Pool or Hot Tub water using the Pool Lab 1.0 and Pool Lab 2.0

See directions for use for usage instructions. 

FAQs (1)
Customer Questions
What is the difference between testing Calcium Hardness and Total Hardness?
Total hardness measures all hardness including magnesium. Calcium just tests for calcium hardness. 
Please, mind that only logged in users can submit questions
Directions for use
  1. Ensure your Pool Lab firmware is up to date
  2. Clean the cuvette thoroughly.
  3. Take a 10ml sample of the water you wish to test.
  4. ZERO
  5. Add 10 drops of CH1 and 4 Drops of CH2. 
  6. Stir in the reagent
  7. Place light shield on
  8. Press PH and ZERO buttons, wait 120 seconds.
  9. View result.
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