Choose the brand aligned with your industry so we can best serve your needs.
For researchers, scientists, and technical professionals: Your one-stop shop for the complete range of laboratory, production, and safety products and services.
Systems, devices, and materials for solid phase extraction (SPE) of analytes from complex liquid or solid matrices, using various sorbents and techniques, in preparation for chromatography; for a variety of sample sizes and types, and formats.
Stainless steel weights for Visiprep large volume are components that are fitted at one end of visiprep large volume samplers, which also consists of 1/8-inch polytetrafluoroethylene (PTFE) tubing with a screw fitting at the other end.
Holds eight vials while supporting the SPME syringe for consistent fiber immersion depth. Cat. No. 57333-U accommodates 4 mL vials only; Cat. No. 57357-U accommodates 15 mL vials. Order the 15 mL vial puck (Cat. No. 57358-U) as a replacement for the 15 mL unit, or to use 15 mL vials with the 4 mL unit. Not for use with automated/HPLC fiber holders.
The QuEChERS Shaker and Rack Starter Kit includes one each of the following:. Benchmixer XL multi-tube vortexer (Z765503 or Z765511). 50 mL QuEChERS Extraction Tube Shaker Rack (55279-U). 15 mL QuEChERS Cleanup Tube Shaker Rack (Z765589). 2 mL QuEChERS Cleanup Tube Shaker Rack (Z765554).
Kit 4 - For Flavors and Odors - contains one of each: 100 μm polydimethylsiloxane coating, 65 μm polydimethylsiloxane/divinylbenzene coating and 75 μm Carboxen/polydimethylsiloxane coating
The 96-well format is perfect for medium to high-throughput laboratories performing large numbers of samples at a time and is also amenable to automation.
SPME fiber assembly Divinylbenzene/Carboxen/Polydimethylsiloxane (DVB/CAR/PDMS) is manufactured with a flexible metal alloy used in the needle, plunger, and fiber core.