GB/T 22920-2008 (English Version) Electrolytic capacitor paper

Standard No.: GB/T 22920-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2023-02
Replace By: GB/T 22920-2022
Latest: GB/T 22920-2022
Replace: GB/T 7970.4-2002

Scope: This standard specifies the product classification and naming, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage of electrolytic capacitor paper. This standard applies to the paper that separates the electrodes and absorbs the electrolyte in electrolytic capacitors.

GB/T 22920-2008 Referenced Document

GB/T 10342 Paper--Package and mark
GB/T 10739 Paper,board and pulps standard atmosphere for conditioning and testing
GB/T 12914-2008 Paper and board.Determination of tensile properties
GB/T 1545-2008 Paper,board and pulp.Determination of acidity or alkalinity
GB/T 2678.2-2008 Paper,board and pulp.Determination of water soluble chlorides
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*， 2013-02-15 Update
GB/T 450 Paper and board.Sampling for testing and identification of machine and cross direction,wire side and felt side
GB/T 451.1 Paper and board--Determination of size and deviation
GB/T 451.3 Paper and board determination of thickness
GB/T 461.1 Paper and board determination of capillary rise-Klemm methods
GB/T 462 Determination of moisture content of analytical samples of paper, paperboard and pulp*， 2023-09-07 Update
GB/T 7977-2007 Paper,board and pulps.Determination of conductivity of aqueous extracts

GB/T 22920-2008 Electrolytic capacitor paper has been changed from GB/T 7970.4-2002 Electrolytic capacitor paper.