GB/T 11898-1989

Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using NN-diethyl-14-phenylenediamine

STANDARD published on 3.11.1989

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Print design (348.80 USD)

The information about the standard:

Designation standards: GB/T 11898-1989
Publication date standards: 3.11.1989
Country: Chinese technical standard
Category: Technical standards GB