Reagent kit for HI 38018 (200 tests)
HI38018-200 – Reagents for CTK Chlorine Free
฿2,514.50
Reagent kit for HI 38018 (200 tests)
Out of stock
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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.