EPPS recipe for dissolved cobalt analyses
Weigh out 22 g of EPPS directly into a 200 mL trace metal clean bottle .
Add 173 mL of Milli - Q to the bottle by weight using an analytical balance .
Make sure the EPPS is fully dissolved , and then pass the EPPS solution through an HPLC column packed with Chelex - 100 resin into a trace metal clean bottle .
