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| Chinese National Standard Category: Optical communication equipment |
| English Title: | General specification of optical fiber for coupler(980/1550WDM) |
| Chinese Title: | 耦合器（980/1 550WDM）用光纤通用技术规范 |
| Standard No.: | DB32/T 4219-2022 |
| Category No.: | M33 |
| Issued by: | Jiangsu Adminstration of Market Regulation |
| Issued on: | 2022-03-18 |
| Implemented on: | |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | words |
| Similar Standards: |
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