NANOCOLOR® Cobalt Photometric determination of cobalt At a pH > 5 cobalt(II) ions react with 4-[5-chloropyridyl-(2)-azo]-m-phenylene diamine (5-Cl-PADAB) to form a pink colour complex which, contrary to other heavy metal complexes, Read More »
ชุดทดสอบโคบอลท์ Standard Test (0.02 – 0.70 mg/l Co2+)
