71.100.20 - Gases for industrial application

JB/T 7551-2023 in English

Natural gas separation and liquefaction plants—Vocabulary

VALID

Issued on:2023-08-16 | Implemented on:2024-02-01

JB/T 9078.1-2023 in English

Natural gas separation plants—Part 1:Specifications

VALID

Issued on:2023-08-16 | Implemented on:2024-02-01

JB/T 9078.2-2023 in English

Natural gas separation plants—Part 2：Performance test methods

VALID

Issued on:2023-08-16 | Implemented on:2024-02-01

GB/T 42721-2023 in English

Electronic specialty gas―Nitric oxide

VALID

Issued on:2023-08-06 | Implemented on:2024-03-01

GB/T 42720-2023 in English

Electronic specialty gas―Hexachlorodisilane

VALID

Issued on:2023-08-06 | Implemented on:2024-03-01

DB34/T 4532-2023 in English

VALID

Issued on:2023-07-31 | Implemented on:2023-08-31

GB/T 5275.6-2023 in English

Gas analysis―Preparation of calibration gas mixtures using dynamic methods―Part 6:Critical flow orifices

VALID

Issued on:2023-03-17 | Implemented on:2023-10-01

GB/T 5275.2-2022 in English

Gas analysis—Preparation of calibration gas mixtures using dynamic methods—Part 2: Piston pumps

VALID

Issued on:2022-12-30 | Implemented on:2023-07-01

GB/T 41757-2022 in English

Hexafluoropropylene oxide

VALID

Issued on:2022-10-12 | Implemented on:2023-05-01

DB34/T 2286-2022 in English

VALID

Issued on:2022-03-29 | Implemented on:2022-04-29