E46 - Coal gas

GB 11174-2025 in English

Liquefied petroleum gases

TO BE VALID

Issued on:2025-10-05 | Implemented on:2026-11-01

DB51/T 3290-2025 in English

VALID

Issued on:2025-09-15 | Implemented on:2025-10-15

DB41/T 2921-2025 in English

VALID

Issued on:2025-08-08 | Implemented on:2025-11-07

DB34/T 3690-2020 in English

VALID

Issued on:2020-08-03 | Implemented on:2020-09-03

DB51/T 1788-2014 in English

VALID

Issued on:2014-05-16 | Implemented on:2014-06-01

GB/T 30518-2014 in English

Determination of Dissolved Residues of Liquefied Petroleum Gases - High Temperature Gas Chromatographic Method

VALID

Issued on:2014-02-19 | Implemented on:2014-06-01

GB/T 30517-2014 in English

Test Method for Free Water in Liquefied Petroleum Gas - Visual Inspection

VALID

Issued on:2014-02-19 | Implemented on:2014-06-01

DB51/T 1699-2013 in English

VALID

Issued on:2013-12-02 | Implemented on:2014-01-01

DB35/T 1351-2013 in English

VALID

Issued on:2013-08-01 | Implemented on:2013-11-01

GB 19159-2012 in English

Automotive liquefied petroleum gases

VALID

Issued on:2012-11-05 | Implemented on:2013-04-01