SwE-Lab® is the new brand that identifies products to make the Swedish extraction technique. The Swedish ethyl acetate method (SweEt) is a method for the chemical analysis of pesticide residues in food using ethyl acetate as an extraction medium followed by analysis with liquid chromatography with mass spectrometer (LC-MS / MS) and gas chromatography with mass spectrometer (GC-MS / MS).

It was developed by the Swedish National Food Agency (National Reference Laboratory for Pesticide Analysis) for the quantitative analysis of over 500 pesticides in fruit, vegetables, cereals and animal products.