

⚡ Stay ahead with precision ozone testing—because clean means confident.
The CHEMetrics K-7404 Ozone Chemets Kit is a US-made, compact water testing solution using the DPD method to detect ozone concentrations from 0 to 3 ppm with a 0.025 ppm detection limit. Designed for professionals in water treatment, food safety, and pharma sterilization, it includes everything needed for 30 accurate tests in a portable case.
J**L
Super easy
Great product a bit expensive but easy to use and easy to read
A**N
Easy to use
Great product. Simple to use. Giving us the data we need.
Trustpilot
1 day ago
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