This standard applies to the quality classification of solid electrolyte tantalum capacitors. This standard only gives key technical indicators and is not a complete standard. It must be used together with GB 7213, GB 7214 and related detailed specifications.
SJ/T 9503.2-1991 history
1991SJ/T 9503.2-1991 Tantalum capacitors with solid electrolyte--Quality grading standard