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HI3818 CTK Carbon Dioxide
1 × ฿1,605.00 -
×
HI38054 CTK Ozone
1 × ฿4,922.00
Subtotal: ฿6,527.00
Reagent kit for HI 3818 (100 tests)
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Nitrate is reduced to nitrite in the presence of cadmium. The nitrite thus produced reacts with the reagent to yield an orange compound. The amount of color developed is proportional to the concentration of nitrate present in the aqueous sample.