NANOCOLOR® Chlorine Photometric determination of chlorine Photometric determination of free and total chlorine with N,N-diethyl-1,4-phenylene diamine (DPD). Free chlorine, total chlorine and ozone react with DPD (N,N-diethyl-1,4-phenylene diamine) to form a red-violet dye. Read More »
ชุดทดสอบคลอรีน Standard Test (0.1 – 10.0 mg/l Cl2 and 0.02 – 2.00 mg/l Cl2)
