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Determination of seawater trace nitrite—Flow analysis,diazotization and spectrophotometric detection witha long path length flow cell
Standard in brief
Scope of Application:
本文件描述了采用流动分析-重氮偶联-长光程分光光度法测定海水中痕量亚硝酸盐的方法原理、分析步骤,和结果计算与记录,规定了试剂与材料、仪器和设备、样品采集与保存、结果计算与记录、精密度和准确度、质量保证和质量控制等的技术要求。
本文件适用于海水中纳摩尔/升(nmol/L)级别的痕量亚硝酸盐的测定。本方法的检出限为3 nmol/L,测定下限为5 nmol/L。
Basic information
Standard No:HY/T 0345-2022
Standard Name:海水中痕量亚硝酸盐的测定 流动分析-重氮偶联-长光程分光光度法
English Name:Determination of seawater trace nitrite—Flow analysis,diazotization and spectrophotometric detection witha long path length flow cell
Standard Status:现行
Release Date:2022-09-26
Effective Date:2023-01-01
Language of Publication:中文简体
Standard Classification
ICS Number:07.060
CCS Number:A45
Related Standards
Referenced Standards:GB/T 12763.4,GB 17378.2
Publication Information
Number of pages:16
Number of words:23 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2022-11-01
Standard Revision Information
Has Amendment:No
Other Information
Application Dept:中华人民共和国自然资源部
Standard Type:QT
Standard Attribute:HY
Other Standard Number:0345
Drafter:林坤德、袁东星、张元标、林辉、韩爱琴
Drafting Organization:厦门大学、自然资源部第三海洋研究所
Management Organization:全国海洋标准化技术委员会(SAC/TC 283)
Proposing Department:中华人民共和国自然资源部