GB/T 18204.2-2025 Active National standards

GB/T 18204.2-2025 Examination methods for public places—Part 2:Chemical indicators

GB/T 18204.2-2025 Examination methods for public places—Part 2:Chemical indicators

Publish Date: 2025-05-30 Implement Date: 2025-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 18204.2-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Environmental hygiene

ICS Name: \nWater quality

Publish Date: 2025-05-30

Implement Date: 2025-12-01

Pages: 40 pages

Scope

This document describes the determination methods for chemical indicators in indoor air of public places, urea in swimming pool water, and redox potential.
This document is applicable to the determination of chemical indicators in indoor air of public places, urea in swimming pool water, and redox potential. Other indoor environments such as other public venues and residential spaces can refer to this document for implementation.

Development Information

Word Count: 63 Thousand words Pages: 40 pages

Same series standard

GB/T 18204.1-2025 Examination methods for public places—Part 1:Physical indicators GB/T 18204.3-2025 Examination methods for public places—Part 3:Airborne microorganism indicators GB/T 18204.4-2025 Examination methods for public places—Part 4:Microorganism indicators on a surface of public articles GB/T 18204.5-2025 Examination methods for public places—Part 5:Central air conditioning and ventilation systems GB/T 18204.6-2025 Examination methods for public places—Part 6:Technical specifications of health monitoring

Replace the following standards

GB/T 18204.2-2014 Examination methods for public places—Part 2:Chemical pollutants

Referenced Standards

GB/T 11742-1989 Standard method for hygienic examination of hydrogen sulfide in air of residential areas—Methylene blue spectrophotometric method GB/T 14669-1993 Air quality—Determination of ammonia—Ion selective electrode method GB/T 16129-1995 Standard method for hygienic examination of formaldehyde in air of residential areas—Spectrophotometric method GB/T 18883-2002 Indoor air quality standard GB/T 18883-2022 Standards for indoor air quality HJ 590-2010 HJ 590-2010 Determination of ozone in ambient air by UV photometry

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