HG/T 4678-2025 Active Industry standards-Chemical industry

HG/T 4678-2025 Fetchemical composition analysis method for iron-based catalysts

Publish Date: 2025-12-17 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: HG/T 4678-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Basics of catalysts and general methods

ICS Name: Other chemical products

Publish Date: 2025-12-17

Implement Date: 2026-07-01

Publisher: 工业和信息化部

Technical Committee: 全国化学标准化技术委员会化工催化剂分技术委员会

Development Information

Drafting Units:

北京低碳清洁能源研究院、中石化南京化工研究院有限公司、河北鑫鹏新材料科技有限公司等

Drafting Persons:

程萌、张魁、赵帅等

Replace the following standards

HG/T 4678-2014 Fet synthesis iron-based catalyst chemical composition analysis method

Related Standards

GB/T 1653-1997 Replaced

GB/T 1653-1997 o-Chloronitrobenzene

Publish Date: 1997-10-14

LY/T 1645-2005 Active

LY/T 1645-2005 Domestic camphor

Publish Date: 2005-08-16

WB/T 1023-2005 Active

WB/T 1023-2005 Magnesite cement material modifiers

Publish Date: 2005-11-28

GB/T 20621-2006 Active

GB/T 20621-2006 Generator of complex chlorine dioxide by chemical reaction

Publish Date: 2006-09-14

GB/T 20622-2006 Active

GB/T 20622-2006 Stable isotope 15N inorganic labelled compound

Publish Date: 2006-09-14

GB/T 20783-2006 Replaced

GB/T 20783-2006 Stable chlorine dioxide solution

Publish Date: 2006-12-29