Answer
No — it is a presence/absence test; use the DPD chlorine test kit (0–25 ppm) for a reading.
Detailed question
Does it show how much chlorine is present?
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RXSOL CHEMO PHARMA International Navi Mumbai, India
Try "boiler water treatment", "tank cleaner" or a chemical name such as "citric acid".
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No — it is a presence/absence test; use the DPD chlorine test kit (0–25 ppm) for a reading.
Does it show how much chlorine is present?