Sorrycantseeme
Well-known member
- Joined
- Feb 27, 2020
- Messages
- 123
So using poor man aqua regia I tried to dissolve all metals so I can filter washcoat out , then cement with copper just 1 problem .
The picture shows 2 layers any idea ,it does test + for pt & pd but having hard time separating .
https://imgbox.com/LOEmImJ1
The picture shows 2 layers any idea ,it does test + for pt & pd but having hard time separating .
https://imgbox.com/LOEmImJ1