111169 Uji Nitrat di air tawar Metode: kolorimetri dengan kartu warna 10 - 25 - 50 - 75 - 100 - 125 - 150 mg/l NO₃⁻ MColortest™
Nitrate is naturally present in soil, water and food, and regularly testing its concentration is essential for many applications. The test kit measures nitrate ions in freshwater and contains a colour card for the visual comparison.Simpan pada +15°C hingga +25°C.