Recycled solvents are typically used for teaching labs ... they are left with a 85-90% diluted ethanol and water solution. Previously, this ethanol solution left-over from INSTAAR was discarded as ...

Since lipids are hydrophobic, they are better soluble in organic solvents than in water. Because the lipids are buried into protein particles simple shaking of the aqueous protein solution with an ...

The solution is to replace the solvent entirely, and begin again. In a two-stage wash, two separate solvent baths are used — a primary and a secondary — and the part spends an equal amount of ...