DB23/T 3974-2024 Active Heilongjiang ProvinceLocal standards

DB23/T 3974-2024 Monitoring technical specifications for fecal coliforms and total coliforms in black soil

Publish Date: 2025-12-30 Implement Date: 2026-01-29 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB23/T 3974-2024

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for toxic substances in water environments

ICS Name: \nWater quality

Publish Date: 2025-12-30

Implement Date: 2026-01-29

Publisher: 黑龙江省市场监督管理局

Technical Committee: 省生态环境厅

Development Information

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