These 250 mL PYREX® economy Squibb separatory funnel replacements do not have a Polytetrafluorethylene (PTFE) valve assembly or polyethylene stopper. For replacement polyethylene Standard Taper stoppers, see No. 7624; for replacement PTFE locking stopcock assemblies, see No. 2116-LSO; for replacement tips, see No. 6406-GTO.
These 60 mL PYREX® economy Squibb separatory funnel replacements do not have a Polytetrafluorethylene (PTFE) valve assembly or polyethylene stopper. For replacement polyethylene Standard Taper stoppers, see No. 7624; for replacement PTFE locking stopcock assemblies, see No. 2116-LSO; for replacement tips, see No. 6406-GTO.
These 125 mL PYREX® glass separatory funnels have Polytetrafluorethylene (PTFE) No. 2 Product Standard stopcocks and inner and outer 19/22 Standard Taper joints. The PTFE plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. For replacement PTFE stopcock plugs, see No. 7681-2.
Easy Clean-up of Labeled, Released N-Glycans Using Solid Phase Extraction (SPE)
Fully automated IR digestion due to precise temperature control The automatic SpeedDigester K-439 features precise temperature control and an easy to read graphical display which allow for an easy and automated digestion process and uniform, standardized sample processing. The complete digestion process occurs through precise temperature/time control. The temperature control makes it possible to verify the temperature with an…
