Z15 - Analysis methods for toxic substances in atmosphere

DB15/T 4286-2026 in English

VALID

Issued on:2026-01-30 | Implemented on:2026-03-01

DB42/T 2329-2024 in English

VALID

Issued on:2024-12-31 | Implemented on:2025-03-31

DB42/T 2331-2024 in English

VALID

Issued on:2024-12-31 | Implemented on:2025-03-31

DB3502/T 145-2024 in English

VALID

Issued on:2024-10-12 | Implemented on:2024-10-12

DB65/T 4526-2022 in English

VALID

Issued on:2022-09-29 | Implemented on:2022-12-09

DB35/T 2062-2022 in English

VALID

Issued on:2022-08-08 | Implemented on:2022-11-08

DB35/T 2063-2022 in English

VALID

Issued on:2022-08-08 | Implemented on:2022-11-08

DB37/T 4434-2021 in English

Ambient air—Determination of 57 kinds of ozone precursor compounds—Collected inspecially-prepared canisters and analyzed by gas chromatography-flame ionization detector/mass spectrometer

VALID

Issued on:2021-11-17 | Implemented on:2021-12-17

DB37/T 4433-2021 in English

Stationary source emission—Determination of volatile organic compounds—Bag/vacuum bottle sampling-Gas chromatography/mass spectrometry

VALID

Issued on:2021-11-17 | Implemented on:2021-12-17

DB37/T 4432-2021 in English

Stationary source emission—Determination of volatile fatty amines—Gas chromatography

VALID

Issued on:2021-11-17 | Implemented on:2021-12-17