This Standard specifies the method for determination of the phenol index contained in industrial water,industrial wastewater,ets. by using the flow analysis by the distillation ? 4-aminoantipyrine absorption spectrophotometry. The method is also applicable to surface water, ground water, seepage water, etc.
JIS K 0170-5:2011 Referenced Document
JIS K 0050 General rules for chemical analysis*, 2019-02-20 Update
JIS K 0094 Sampling methods for industrial water and industrial wastewater