For the Lab

fume hood

How to Select a Safe Fume Hood

Choose a fume hood that meets AFNOR NFX 15-211 Compliance Help ensure the safety of your lab with the right fume hood choice. Fume hoods are designed to protect workers from hazardous vapors generated by their work….


How to Care for pH Electrodes

Proper Care for pH Electrodes Calibration Since glass pH electrodes measure H concentration relative to their reference half-cells, they must be calibrated periodically to ensure accurate, repeatable measurements. Our wide selection of commercial pH calibration buffers include…

Omnifit EZ chromatography column

How Does Chromatography Work?

Chromatography Techniques Liquid chromatography (LC) In most laboratories, chromatography is performed using high-performance liquid chromatography (HPLC) or gas chromatography (GC). In HPLC, liquid serves as the mobile phase, and the stationary phase is most often…