NANOCOLOR® Ammonium Photometric determination of ammonium Photometric determination as indophenol. At a pH value of about 12.6 ammonium reacts with hypochlorite and salicylate in the presence of sodium nitroprussiate as catalyst to Read More »
ชุดทดสอบแอมโมเนียม Standard Test (0.1 – 2.5 mg/l NH4+ / 0.1 – 2.0 mg/l NH4-N)
