GB/T 18921-2019 Active National standards

GB/T 18921-2019 The reuse of urban recycling water—Water quality standard for scenic environment use

Publish Date: 2019-06-04 Implement Date: 2020-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 18921-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Water supply and drainage projects

ICS Name: \nWater quality

Publish Date: 2019-06-04

Implement Date: 2020-05-01

Publisher: 国家市场监督管理总局、中国国家标准化管理委员会

Technical Committee: 全国城镇给水排水标准化技术委员会(SAC/TC 434)

Pages: 7 pages

Scope

本标准规定了城市污水再生利用景观环境用水的水质指标、利用要求、安全要求、取样与监测。
本标准适用于景观环境用水的再生水。

Development Information

Drafting Units:

中国市政工程华北设计研究总院有限公司、天津创业环保集团股份有限公司、北京城市排水集团有限责任公司、北控水务集团有限公司、国家城市给水排水工程技术研究中心、中国科学院生态环境研究中心、江南大学

Drafting Persons:

郑兴灿、郭兴芳、陈立、姜威、李魁晓、李鑫玮、孙永利、张昱、李激、申世峰

Word Count: 12 Thousand words Pages: 7 pages

Replace the following standards

GB/T 18921-2002 The reuse of urban recycling water—Water quality standard for scenic environment use

Referenced Standards

GB 18918 GB/T 25499-2010 The reuse of urban recycling water—Water quality standard for green space irrigation GB/T 6920-1986 Water quality—Determination of pH value—Glass electrode method GB/T 11893-1989 Water quality—Determination of total phosphorus— Ammonium molybdate spectrophotometric method GB/T 11903-1989 Water quality—Determination of colority GB/T 13200-1991 Water quality—Determination of turbidity HJ 347.1-2018 Water quality - Determination of Escherichia coli in feces - Filter method HJ 347.2-2018 Water quality: Determination of fecal coliform group using multiple-tube fermentation method HJ 493-2009 Water quality: Sample preservation and management technical regulations HJ 505-2009 Water quality: Determination of Biochemical Oxygen Demand (BOD5) by Dilution and Inoculation Method HJ 535-2009 Water quality determination of ammonia nitrogen using Nessler's reagent spectrophotometry HJ 537-2009 Determination of Ammonia Nitrogen in Water - Distillation-Neutralization Titration MethodHJ 537-2009 Water Quality HJ 586-2010 Water quality determination of free and total chlorine using N,N-diethyl-1,4-phenylene diamine spectrophotometry HJ 636-2012 Water quality determination of total nitrogen by alkaline potassium persulfate digestion and UV spectrophotometry HJ/T 347-2007 Water quality-Determination of fecal coliform-manifold zymotechnics and filter membrane

Related Standards

GB/T 6816-1986 Abolished

GB/T 6816-1986 Water quality—Vocabulary—Part 1 and part 2

Publish Date: 1986-10-10

GB/T 6920-1986 Active

GB/T 6920-1986 Water quality—Determination of pH value—Glass electrode method

Publish Date: 1986-10-10

GB/T 7466-1987 Active

GB/T 7466-1987 Water quality—Determination of total chromium

Publish Date: 1987-03-14

GB/T 7467-1987 Active

GB/T 7467-1987 Water quality—Determination of chromium (Ⅵ)—1,5 Diphenylcarbohydrazide spectrophotometric method

Publish Date: 1987-03-14

GB/T 7468-1987 Abolished

GB/T 7468-1987 Water quality—Determination of total mercury—Cold atomic absorption spectropho to metry

Publish Date: 1987-03-14

GB/T 7469-1987 Active

GB/T 7469-1987 Water quality—Determination of total mercury—Potassium permanganate-potassium persalfate decomposed method—Dithizone spectrophotometric method

Publish Date: 1987-03-14