GB/T 20042.4-2009 Replaced National standards

GB/T 20042.4-2009 Proton exchange membrane fuel cell—Part 4:Test method for electrocatalysts

GB/T 20042.4-2009 Proton exchange membrane fuel cell—Part 4:Test method for electrocatalysts

Publish Date: 2009-04-21 Implement Date: 2009-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 20042.4-2009

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Chemical power sources

ICS Name: Fuel cell

Publish Date: 2009-04-21

Implement Date: 2009-11-01

Pages: 20 pages

Scope

This part of GB/T 20042 specifies the terms and definitions of the test methods for electrocatalysts of proton exchange membrane fuel cells, platinum content testing, electrochemical active area testing, specific surface area, pore volume, pore size distribution testing, morphology and particle size distribution testing, crystal structure testing, catalyst packing density testing, and single-cell polarization curve testing, etc.
This part is applicable to various types of platinum-based (Pt-based) electrocatalysts for proton exchange membrane fuel cells.

Development Information

Word Count: 26 Thousand words Pages: 20 pages

Same series standard

GB/T 20042.3-2009 Proton exchange membrane fuel cell—Part 3:Test method for proton exchange membrane GB/T 20042.5-2009 Proton exchange membrane fuel cell—Part 5:Test method for membrane electrode assembly

Superseded by the following standards

GB/T 20042.4-2025 Proton exchange membrane fuel cell—Part 4:Test method for electrocatalysts

Referenced Standards

GB/T 5816-1995 Catalysts and adsorbents—Determination of surface area GB/T 13566-1992 Determination of bulk density for fertilizers GB/T 15072.7-2008 Test methods of precious metal alloys—Determination of chromium and iron contents for gold alloys—Inductively coupled plasma atomic emission spectrometry GB/T 20042.1-2005 Proton exchange membrane fuel cell—Terminology GB/T 20042.1-2017 Proton exchange membrane fuel cell—Part 1:Terminology

Related Standards

GB/T 20042.1-2005 Replaced

GB/T 20042.1-2005 Proton exchange membrane fuel cell—Terminology

Publish Date: 2005-09-19

GB/T 20042.2-2008 Replaced

GB/T 20042.2-2008 Proton exchange membrane fuel cell—General technical specification of fuel cell stacks

Publish Date: 2008-05-20

GB/Z 21742-2008 Active

GB/Z 21742-2008 Portable proton exchange membrane fuel cell power systems

Publish Date: 2008-05-20

GB/Z 21743-2008 Abolished

GB/Z 21743-2008 Stationary proton exchange membrane fuel cell power system (separate)—Tests methods for the performance

Publish Date: 2008-05-20

GB/T 20042.3-2009 Replaced

GB/T 20042.3-2009 Proton exchange membrane fuel cell—Part 3:Test method for proton exchange membrane

Publish Date: 2009-04-21

GB/T 20042.5-2009 Replaced

GB/T 20042.5-2009 Proton exchange membrane fuel cell—Part 5:Test method for membrane electrode assembly

Publish Date: 2009-04-21