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Jack Silver

Don’t start your normal phase gradients from 0% B!

It is common to run flash chromatography using the default gradients installed into flash...

Dichloromethane (DCM)​ Substitute​s and Selectivity

Dichloromethane (DCM), also known as methylene chloride, has been a favored solvent choice for ...

Should you switch solvent systems on RediSep Prep HPLC Silica columns?

Normal phase separations using silica columns are common in flash separations, but the columns are...

Matching Aromatic Solvents with Aromatic Compounds for Flash Chroma

As chemists we are fortunate that automated flash purification is so forgiving. The gradient...

Keep Silica Out of your Bump Trap: Solid Sample Loading Made Easier

Solid sample loading is a great way to perform more efficient and consistent flash chromatography....