Test
Premade and ready-to-use water-acetonitrile blend (60:40) with 0.1% formic acid serves as a wash solution to clean sample and liquid chromatography injection probes. Commonly used as an auto-sampler cleaning solution in LC-MS.
Ready-to-use blend of water and 2% acetonitrile (v/v) serves as an aqueous wash solution to clean sample probes and needles on LC instruments.