DB4401/T 48-2020 Active Guangdong ProvinceLocal standards

DB4401/T 48-2020 Technical Specifications for Cleaning and Maintenance of Secondary Water Supply Facilities

DB4401/T 48-2020

Publish Date: 2020-06-08 Implement Date: 2020-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB4401/T 48-2020

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Environmental hygiene

ICS Name: \nWater quality

Publish Date: 2020-06-08

Implement Date: 2020-07-01

Pages: 16 pages

Development Information

Pages: 16 pages

Replace the following standards

DBJ440100/T 98-2011

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