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- Add 25 ml of 1% Borax solution to the clay plug
- Dismembrated sample (machine is auto set on time), to remove the >2 um clay fraction
- Centrifuge for 4 mins at 750 rpm, decant the suspended liquid into a separate centrifuge tube (you should end up with a ~full centrifuge tube of suspended clay)
- Repeat steps 1-3 -5 on the remaining >2 um fraction
- Centrifuge the <2 um fraction for 15 mins at 1500 rpm to remove the Borax solution
- Decanted and add 25 ml of nanno pure water
- Centrifuged for 60 mins at 3000 rpm, the liquid decanted before loading onto a zero background silica disk.
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