Bromcresol burple - hexadecyldimethyl benzyl ammonium bromide spectrophotometry was used in the determination of anionsurfaceactive agent in wastewater from lotion industry or sewage.
Dispersing agent NNO Naphthalene sulphonate formaldehyde condensate This product is light yellow to yellow-brown powder, an anionsurfaceactive agent.
甲醛缩合物本品为浅黄色至黄棕色粉末，属阴离子型表面活性剂。
3
The method of national standard for measuring the anionsurfaceactive agent in surface water has shortcomings such as complicated steps and large testing agent consumption.