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Tag Archives: HI 38050

ชุดทดสอบไนเตรท (water: 0-50 mg/L) (soil: 0-60 mg/L)

HI 38050 Nitrate Test Kit for Soil and Irrigation Water Product Description: The HANNA nitrate test kit for soil and irrigation water makes it possible to determine the need for nitrogen fertilization. It also obtains the best crop response and avoids over-fertilization. Nitrate is reduced to nitrite in the presence of cadmium. The nitrite thus produced reacts with the reagent ... Read More »

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