GB/T 6912.1-2006
Methods for analysis of water for boiler and for cooling. Determination of nitrates and nitrites. Part 1: Ultraviolet spectrophotometry for nitrates (English Version)

Standard No.

GB/T 6912.1-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 6912.1-2006

Replace

GB/T 6912.1-1986

Scope

This part of GB/T 6912 specifies the determination method of nitrate content in boiler water and cooling water. This part applies to the determination of nitrate content (0-40) mg/L water samples in boiler water and cooling water.

GB/T 6912.1-2006 Referenced Document

• GB/T 12808 Laboratory glass instrument single marked line pipette*， 2016-07-01 Update
• GB/T 6903 Analysis of water used in boiler and cooling system—General rule*， 2022-03-09 Update
• GB/T 6907 Analysis of water used in boiler and cooling system—Sampling method of water*， 2022-03-09 Update

GB/T 6912.1-2006 history

• 2006 GB/T 6912.1-2006 Methods for analysis of water for boiler and for cooling. Determination of nitrates and nitrites. Part 1: Ultraviolet spectrophotometry for nitrates
• 1986 GB/T 6912.1-1986 Methods for analysis of water for boiler and for cooling--The determination of nitrates and nitrites--Ultraviolet spectrophotometry for nitrates

GB/T 6912.1-2006 -All Parts