What is OSP PCB surface finish?

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Tags

1. #solderability
2. #preservative
3. #organic
4. #equipment
5. #requires
6. #protects
7. #finish
8. #coplanar
9. #friendly
10. #water
11. #typically
12. #soldering
13. #copper
14. #provides
15. #environmentally
16. #maintenance
17. #based
18. #before
19. #surface
20. #bonds
21. #selectively