A method of measuring the chlorine residual in water. The residual may be determined by either titrating or comparing a developed color with color standards. DPD stands for N,N-diethyl-p- phenylene-diamine.
DPD (PRONOUNCE AS SEPARATE LETTERS)
Meaning of DPD (PRONOUNCE AS SEPARATE LETTERS) in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012