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HI715 Checker HC ® - Ammonia, MR
1 × ฿3,103.00
Subtotal: ฿3,103.00
Reagents for HI 3831F kit (50 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.