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Hardness Testkit

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Hardness Testkit

Package

  1. Solution A 1 piece
  2. Solution B 1 piece
  3. Solution C 1 piece
  4. Bottle 1 piece

Range of Concentrated Detection
Total Hardness 0-1000 mg/L as CaCO3

Directions

  1. Fill the Bottle to the mark with sample.
  2. Add 5 drops of solution A.
  3. Add1-2 drops of solution B and mix.
  4. Add solution C, with continuous stirring.
  5. Counting the drops of solution C until the color change from pink to blue (D drops)

Calculation

Total Hardness (mg/L as CaCO3) = D x 10

Solution C (Drops)
Total Hardness (mg/L as CaCO3)
1
10
2
20
3
30
4
40
5
50
6
60
7
70
8
80
9
90
10
10
...
....
...
....
100
1000

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