NANOCOLOR® Phenol Photometric determination of phenol Photometric determination with diazotized 4-nitroaniline. Phenol reacts with diazotised 4-nitroaniline to form a red dye. The colour can fluctuate between yellow, brown and red with other phenols. Read More »
ชุดทดสอบฟีนอล Standard Test (0.1 – 7.0 mg/l Phenol)
