JIS K 0170-7:2011

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Testing methods for water quality by flow analysis – Part 7: Chromium (VI)

Published By	Publication Date	Number of Pages
JIS	2011	26

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Description

This Standard specifies the method for determination of chromium(VI) contained in industrial water, industrial wastewater, etc. by using the flow analysis by the diphenylcarbazide absorption spectrophotometry. The method is also applicable to surface water, ground water, seepage water, etc.

It does not apply to samples with much suspended matter.

NOTE: The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 23913:2006 Water quality – Determination of chromium (VI)Method using flow analysis (FIA and CFA) and spectrometric detection (MOD)

The symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/lEC Guide 21-1.

WARNING The reagents shall be handled with utmost attention, ensuring compliance with the relevant laws, ordinances, regulations and the like.

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