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The HANNA test kit for ozone determines the ozone concentration in water via checker disc. The reaction between ozone and the reagent causes a pink tint in the sample which is proportional to the ozone concentration.
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Chemical test kit for the determination of phenol in the range 0 to 1 mg / l / 0.5 to 5.0 mg / l (ppm). Package size: 100 Tests
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Chemical test kit for the determination of iron in the range 0.00-1,00 mg / l (ppm). Package size: 100 Tests
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Test kit for the chemical determination of chromium VI in the range 0 to 100 mg / l / 100 to 1000 mg / l (ppm). 100 Tests
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Chemical test kit for the determination of free and total chlorine in the range 0.0-0.70/0.0-3.5/0.0-10.0 mg / l (ppm). 200 tests
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Chemischer Testkit zur Bestimmung von Ca & Mg in Boden im Bereich > 0,0 meq/100 g. Packungsgröse: 100 Tests
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Chemical test kit for the determination of iron in the range 0-5 mg / l (ppm). 50 tests
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Test kit for the chemical determination of silicate in the range 0-40mg / l / 0 800 mg / l (ppm). 100 Tests
081-855-1842
02-541-4199
Multiparameter Benchtop Photometer and pH meter 
น้ำยามาตรฐานสอบเทียบ 
HI708 Checker HC ® - Nitrite, HR 
